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    Taxation of Tobacco Productsin Bangladesh

    Fidis fm th 2009 ITC Baadsh Suvy

    AprIl 15, 2010

    The International Tobacco Control Policy Evaluation Project

    ITC projeCT WorkIng pAper SerIeS

    nia nais ad Ummu Hasaath ruthbah

    University of Dhaka, Bangladesh

    gffy T. F

    University of Waterloo and

    Ontario Institute for Cancer Research, Canada

    Suggested Citation: Nargis, N., Ruthbah, U. H., and Fong, G. T. (April 2010). Taxation of Tobacco Products in Bangladesh: Findings from th

    2009 ITC Bangladesh Survey. ITC Project Working Paper Series. University of Waterloo, Waterloo, Ontario, Canada.

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    TaxationofTobaccoProductsin

    Bangladesh:Findingsfromthe

    2009ITCBangladeshSurveyNigarNargis,UmmulH.Ruthbah,andGeoffreyT.Fong

    April2010

    Tobaccouse isa leading causeofdeath anddisability inBangladesh, asit is inthe vast

    majority of countries in the world. Currently, there are 41.1 million people who usetobacco, including 20.9 million people who smoke either cigarettes or bidis or both.1

    Although an estimated 57,000 people die a year of tobacco use,2 this will climbconsiderablyinthenearfuture.Infact,epidemiologicalestimatesfromIndiasuggestthat

    aboutonethirdtoonehalfof the20.9millionpeoplewhosmokewilldieof asmoking

    related disease, at an average loss of life between 610 years.3 The level of tobaccoconsumption is moved even higher in Bangladesh by a bottom heavy demographic

    structure(57.7%ofthetotalpopulationisagedbelow25yearsandonethirdisbelow15years),widespreadilliteracy(halfoftheadultpopulationisilliterate),andpoverty(about

    halfofthetotalpopulationlivesbelowthepovertyline).4Byanystandard,then,tobacco

    use representsa criticalthreat tothe health andwelfareof theBangladeshi peopleandstrongactionmustbetakentoavertthepresentandeverdeepeningthreat.

    Bangladeshhasahistoryofacommitmenttotobaccocontrol.ItwasthefirstcountrytosigntheWHOFrameworkConventiononTobaccoControl(FCTC)andamongthefirst40

    countries to become a Party to the FCTC. The FCTC obligates the Parties to engage intobaccocontrolactionsacrossabroadrangeofpolicydomains,includingmoreprominent

    warning labels, bans/restrictions on advertising, smokefree laws, reducing illicit trade,

    andincreasesintobaccotaxationandharmonizationoftaxationacrosstobaccoproducts.

    In 2005, Bangladesh enacted the Tobacco Control Act (TCA), with the correspondingregulations being implemented in 2006. However, recent evidence from two nationally

    representativesurveysconductedin2009theGlobalAdultTobaccoSurvey(GATS) 5and

    theInternationalTobaccoControl(ITC)BangladeshSurvey 6havefoundthatdespitetheenactment of the TCA, Bangladesh has experienced an alarming increase in tobacco

    consumptionoverthepastfiveyears.

    1 ITC Project. ITC Bangladesh National Report. University of Waterloo & University of Dhaka.2

    World Health Organization. Impact of Tobacco-Related Illnesses in Bangladesh. World Health Organization,

    South East Asia Region, New Delhi, India, 2006.3

    Jha, P., et al. A nationally representative case-control study of smoking and death in India. New England Journal of

    Medicine, 2008; 358: 1137-47. Personal communication with Prabhat Jha, March 26, 2010.4

    Bangladesh National Census, Bangladesh Bureau of Statistics, 2001.5

    World Health Organization, Global Adult Tobacco Survey: Bangladesh Report, 2009.6 ITC Project. ITC Bangladesh National Report. University of Waterloo, Waterloo, Ontario, Canada; University of

    Dhaka, Bangladesh, April 2010.

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    Inpart,thelowimpactoftheTCAinfailingtoreducetobaccoconsumptionandprevalenceinBangladeshmaybeduetolowlevelsofenforcementofnontaxmeasuresoftheTCA,

    such as the advertising ban and smokefree public places, and relatively low levels ofimplementationofwarninglabels(which,inaccordancewiththemorerecentArticle11

    Guidelines,shouldincludegraphicimagesratherthanthecurrenttextonlywarnings).Butweknowthatthemostimportantandpotentiallyeffectivepolicyforreducingtobacco

    consumption and prevalence is to set tobacco taxes at a sufficiently high rate and to

    harmonizethetaxratesacrosstobaccoproducts.Inthisreport,wedescribefindingsfromourrecentInternationalTobaccoControlPolicyEvaluation(ITC)SurveyinBangladeshthat

    demonstratetheurgentneedtotakeactioninthedomainoftaxation.

    Bangladeshhasampleroomtoraisetobaccotax

    ThecurrentcigarettetaxinBangladeshiscomposedoftwocomponents:avalueaddedtax(VAT) at the rate of15%,and a supplementary duty (SD) that varies atdifferent price

    rangesofcigarettesper10sticks,withtherategoingupfrom32%atthelowestpricetierof 7.258.75 Taka, to 52% for 16.2517.25 Taka, to 55% for 23.2529.25 Taka, to a

    maximumof57%forpricesabove46.25Taka.7AccordingtotheITCBangladeshSurvey,

    conducted in 2009, 13.4% of our nationally representative sample of 2,788 cigarettesmokers purchases cigarettes in the lowest price tier, a majority (71.8%) purchase

    cigarettesinthesecondlowesttier,11.0%inthethirdlowesttier,and3.8%inthehighesttier. Based on this distribution of cigarette smokers within each of the price tiers, the

    weightedaverageofcigarettetaxratesincludingSDis49.8%.Theweightedaverageofthe

    totaltaxrateincludingSD(49.8%)andVAT(15%)is72.3%. 8Weightedaveragepriceofa

    packof10sticksofcigarettesis18.15Taka,accordingtotheITCdata.Thetotaltaxthusaccountsfor42%ofthesaleprice.9Thisshareoftaxinsalepricefallsonthelowersideoftheglobalscalerangingfrom0to80%andwellbelowtheWorldBankrecommendationto

    settherateattwothirdsofthesalepriceataminimum.10

    Table 1 presents the calculations based on ITC data on the impact of increases in

    supplementarydutyonthetotaltaxrate,averagesalepriceperpack,increaseinsaleprice,

    and the tax percentageof the saleprice, According toour calculations, bringing the taxpercentageuptotheWorldBankrecommendedlevelof67%forcigaretteswouldrequire

    anincreaseoftheSDof225%fromitscurrent49.8%to161.9%.

    7NationalBoardofRevenue,GovernmentofBangladesh,ValueAddedTax,GeneralOrderNo.10/VAT/2009,11June2009.8(1+0.0498)(1+0.15)1=0.723.9Pretaxprice(exfactoryprice+markupatwholesaleandretaillevel)=18.15/(1+0.723)=10.53Taka.

    Amountoftaxperpack=18.1510.53=7.62Taka.Percentageoftaxinsaleprice=(7.62/18.15)x100=42%.10CurbingtheEpidemic:GovernmentsandtheEconomicsofTobaccoControl,TheWorldBank,Washington

    D.C.,1999,p.45.

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    Table1:Projectionoftaxandpriceincreasesforcigarettesandbidis

    IncreaseinSD

    over2009

    (%)

    SD

    (%)

    VAT

    (%)

    Totaltax

    rate

    (%)

    Averagesale

    priceper

    pack(Taka)

    Increasein

    saleprice

    (%)

    Taxas

    percentageof

    saleprice(%)

    CIGARETTES0 49.8 15 72.3 18.15 0 42.0

    50 74.8 15 101.0 21.16 16.6 50.2

    100 99.7 15 129.6 24.18 33.3 56.5

    150 124.6 15 158.3 27.20 49.9 61.3

    200 149.5 15 187.0 30.22 66.5 65.2

    225 161.9 15 201.3 31.73 70.8 66.7(WorldBank

    recommendedlevel)

    250 174.4 15 215.6 33.24 83.2 68.3

    300 199.4 15 244.3 36.26 99.8 71.0

    350 224.3 15 272.9 39.27 116.4 73.2

    400 249.2 15 301.6 42.29 133.1 75.1

    BIDIS

    0 20 15 38.0 6.00 0 27.5

    50 30 15 49.5 6.50 8.33 33.1

    100 40 15 61.0 7.00 16.67 37.9

    150 50 15 72.5 7.50 25.00 42.0

    200 60 15 84.0 8.00 33.33 45.7

    250 70 15 95.5 8.50 41.67 48.8

    300 80 15 107.0 9.00 50.00 51.7

    350 90 15 118.5 9.50 58.33 54.2

    400 100 15 130.0 10.00 66.67 56.5450 110 15 141.5 10.50 75.00 58.6

    500 120 15 153.0 11.00 83.33 60.5

    550 130 15 164.5 11.50 91.67 62.2

    600 140 15 176.0 12.00 100.00 63.8

    650 150 15 187.5 12.50 108.33 65.2

    700 160 15 199.0 13.00 116.67 66.6(WorldBank

    recommendedlevel)

    750 170 15 210.5 13.50 125.00 68.0

    Notes: 1.Totaltaxrate=[(1+SD/100)(1+VAT/100)1]x100

    2.Percentageoftaxinsaleprice=(Taxperpack/Averagesalepriceperpack)x100,where:Taxperpack=AveragesalepriceperpackPretaxprice

    Pretaxprice(exfactoryprice+markupatwholesaleandretaillevel)=

    Averagesalepriceperpack/(1+Totaltaxrate/100).

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    In case of bidis, currently, an SD at the rate of 20%is added to theVATof 15%.11 The

    currenteffective tax rateofbidis isthus38%.12 According toITCdata, the averagesalepriceofapackof25bidisticksis6Taka,ofwhich27.5%istax.13Becausethecurrenttax

    rateforbidisissolow,itwouldtakeamuchgreaterproportionalincreaseinSDtoachievetheWorldBankrecommendedtaxpercentageof67%.Specifically,asshownatthebottom

    ofTable1,theSDwouldneedtoberaisedby700%fromitscurrent20%to160%.ItfollowsfromthisanalysisthatBangladeshhasampleroomtoraisethetaxrateforboth

    cigarettes and bidis. It also shows that to bring the tax rate for bidis up to the same

    recommended percentage of sales pricewill require a substantially greater proportionincreaseintaxes.

    RaisingtobaccotaxescaneffectivelyreducetobaccouseinBangladesh

    Intheprevioussection,wedemonstratedhowthetaxratesoncigarettesandbidismustbe

    increasedinordertoconformtotheWorldBankrecommendedtaxlevelsoftwothirdsofthe sale price. In this section, we analyze the implications of taxes in decreasing both

    consumption and prevalence of tobacco use in Bangladesh. How would consumers inBangladeshrespondtochangesinthepriceoftobacco?

    Inorder to estimate the responsiveness of tobacco consumption to changes inpriceof

    tobacco it is necessary to calculate three parameters: (1) elasticity of smoking

    participation,(2)conditionalpriceelasticity,and(3)totalpriceelasticity,wherethethirdis a sum of the first two parameters. Specifically, the price elasticity of smoking

    participation represents the impact of a price change on the prevalence of smokingresultingfromcessation,lesserrateofinitiationanduptakeofsmoking,andlesserrateof

    relapseofquitters.Theconditionalpriceelasticitymeasurestheresponsivenessoftobaccoconsumptiontopricechangeforthosewhosmoke.Totalpriceelasticityisasumofthesetwoandindicatestheoverallimpactofapricechangeontobaccoconsumptionresulting

    fromlowersmokingprevalenceaswellaslowersmokingintensityofexistingsmokers.

    Pricesensitivityofcigaretteconsumption

    Mostestimatesofpriceelasticityofcigarettedemandinlowandmiddleincomecountries

    rangefrom0.5to1.0whilethoseforhighincomecountriestendtofallintherangefrom

    0.25to0.5.14UsingITCBangladeshenumerationandwave1surveydata,weestimatetheelasticityofparticipationincigarettesmokingat0.29,theconditionalpriceelasticityof

    11

    NationalBoardofRevenue,GovernmentofBangladesh,ValueAddedTax,GeneralOrderNo.11/VAT/2009,11June2009.12(1+0.20)(1+0.15)1=0.38.13Pretaxprice(exfactoryprice+markupatwholesaleandretaillevel)=6/(1+0.275)=4.35Taka.Amount

    oftaxperpack=64.35=1.65Taka.Percentageoftaxinsaleprice=(1.65/6)x100=27.5%.14

    Chaloupka, F. J., Hu, T., Warner, K.E., Jacobs, R., and Yurekli, A. (2000). The taxation of tobacco products. In

    Tobacco Control in Developing Countries (ed. P. Jha and F.J. Chaloupka), pp. 237-72, Oxford: Oxford University

    Press.

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    cigaretteconsumptionat 0.14,andthe totalpriceelasticityof cigaretteconsumptionat

    0.43 (Table 2). This estimateofprice elasticityofcigarette demand is low compared tootherlowincomecountriesintheworld.15Onecanreasonablyarguethatitisthelowsale

    priceofcigarettesthatmakesitsoaffordableforcigarettesmokerstobehighlysensitivetopricechangeswithinacloserangeoftheirpurchaseprice.Thevariationofpricewithina

    crosssectionofpopulation,therefore,maynotbelargeenoughtoresultinalargedegreeof price sensitivity. We can expect to obtain a larger estimate of price elasticity withlongitudinalobservationsandlargervariationofpriceovertime.

    Table2:PriceelasticityofdemandforcigarettesandbidisinBangladesh,2009

    Cigarette Bidi

    Smokingprevalence(%)(exclusiveanddualusers) 18.7 12.4

    Smokingparticipation:Logitcoefficientonprice 0.45***(0.06)

    0.53*(0.31)

    Elasticityofsmokingparticipation 0.29 0.46

    Numberofobservations 43,075 83,356

    Priceelasticityoftobaccodemandconditionalonsmoking

    participation

    0.14***

    (0.04)

    0.18

    (0.12)

    Numberofobservations 1,850 597

    Totalpriceelasticity 0.43 0.64

    Source:ITCBangladeshEnumerationandSurvey,2009.

    1. Cigarettedemandfunctionisestimatedusingtheadultmalepopulationofthemainsample.2. Bididemandfunctionisestimatedusingtheadultmaleandfemalepopulationofthemain,tribaland

    floatingsample.

    3. ***,**,and*implysignificantlydifferentfromzeroatthe1%,5%and10%levelsrespectively.4. Standarderrorsareprovidedintheparenthesesbelowtheestimates.Theseareadjustedfor

    clusteredsamplingdesignofITCBangladeshenumerationandsurvey.

    15One reason for such a low value of elasticity could be the endogeneity of self-reported cigarette pricethat can bias the price coefficient in the demand equation downward. It can happen when smokers choose

    the particular brand of cigarette for its price so that they can smoke some chosen number of sticks per

    day. In our survey, 55% of cigarette smokers mentioned that they chose the brand they regularly smoke

    for its price, among other things such as taste, quality, perceived health effect, and popularity. However,

    the Hausman specification test between ordinary least squares estimate using self-reported price and two-

    stage least squares estimate using predicted price from first stage estimation does not support the

    contention that self-reported price is endogenous.

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    Thefindings ofprice elasticityofdemand forcigarettes have important implicationsfor

    publichealth.Forasmoker,positivehealthbenefitsarerealizedtoa(much)greaterextentfor quitting than for reducing consumption. And thus, the proportion of the totalprice

    elasticitythatisaccountedforbyelasticityofparticipationisrelevanttoanunderstandingoftheimpactofincreasingpriceonquitting.TheWorldBanktreatisefindsthatoverallfor

    highincomecountries,theproportionofthetotalpriceelasticitythatisaccountedforbyelasticityofparticipationisabout50%.FromouranalysisofITCBangladeshSurveydata,theproportionis.29/.43=67%.Thus,iftaxeswereincreasedoncigarettesinBangladesh,

    therewouldbegreaterimpactonreducingtheprevalencerate(leadingtogreatergainsin

    enhancinghealthatthepopulationlevel)thanwouldbethecaseinmostothercountries.

    Pricesensitivityofbidiconsumption

    Using ITC data, we estimate the elasticity of participation in bidi smoking at 0.46,

    conditionalpriceelasticityofbidi consumptionat 0.18 and totalprice elasticityofbidiconsumptionat0.64(Table1).Theconditionalelasticityisnotstatisticallysignificant.The

    lowconditionalelasticityimpliesthatbidismokerswhocontinuetosmokeareexpectedtobe relatively unresponsive to price increases in terms of reduction of their currentconsumption. The estimate of participation elasticity for bidis is, however, statistically

    significantandhigherthanthatofcigarettedemand.Thisisbecausebidisareconsumedmostlybylowerincomesmokerswhoalsotendtobemorepricesensitive(showninalater

    sectioninthisreport).Thisresultindicatesthatanincreaseinbiditaxeswouldbemore

    effective in reducing bidi consumption by reducing prevalence. The proportion of totalpriceelasticityduetoelasticityofparticipationis .46 / .64=72%,higherthanthe67%

    foundearlierforcigarettes.

    Thus,increasingtaxesonbidiswouldhaveagreaterimpactonreducingconsumptionand

    agreaterproportionalimpactonreducingprevalence,relativeto thesameproportionalincreaseintaxesoncigarettes.

    Effectofpriceincreaseoncigaretteandbidiconsumption

    To further explicate the beneficial impact of tax increases on cigarettes and bidis, weprovideanextended exampleof the impact of increasing specific taxesoncigarettesby

    50%and increasing specific taxesonbidisby50%.Based on the existing cigarette taxstructure, weestimate that a 50% increase in the supplementaryduty on domestically

    manufactured cigarettes at each price tier would raise cigarette prices by 16.6% on

    average.Totaltaxwouldaccountfor50.2%ofaveragesalepriceperpackofcigarette.Itis

    assumedthattheincidenceofthistaxincreaseisfullypassedontothesmokersandthemarkupovertheexfactorypriceatthewholesaleandretaillevelsisunaltered.Giventheabove estimates of price elasticity of cigarette demand it can be shown that this 50%

    increaseinsupplementarydutyonfactorymadecigaretteswouldresultina4.8%(0.29x

    16.6%)decrease incigarettesmokingprevalence and 2.3% (0.14x 16.6%)decrease indaily cigarette consumption of those who continue to smoke. The total effect is thus

    estimatedat7.1%decreaseinannualcigaretteconsumption.

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    Thisanalysismeansthatincreasingthesupplementarydutyofcigarettesby50%ateach

    pricetierwouldleadtoadecreaseof856,000cigarettesmokersfromthecurrentpoolof20.9millionsmokers, ofwhom17.9millionare cigarette smokers(including thosewho

    smoke both cigarette and bidi). Furthermore, the current volume of annual cigaretteconsumptionof6,534millionpacksof10cigaretteswoulddecreaseby466millionpacks,

    from the drop incigarette smoking prevalence aswell as the decrease incurrent dailyconsumptionofcigarettesbycontinuedsmokers.

    Turningnowtobidis,a50%increaseinthesupplementarydutyondomesticallyproduced

    bidisfromthecurrentrateof20%perpackof25sticksofbidiswouldincreasethesalepriceofbidis(whichsellsfor6Takaperpackonaverage)by8.3%,providedthatthistax

    increasewouldbefullypassedontothesmokersandthemarkupatthewholesaleandretaillevelsovertheexfactorypriceremainsunchanged.Itwouldincreasetheshareoftax

    inthesalespriceofbidisfrom27.5%to33.1%.Giventheaboveestimatesofpriceelasticity

    ofbididemand,this50%increaseinsupplementarydutyonbidiswouldresultina3.8%(0.46x8.3%)decreaseinbidismokingprevalence.Althoughstatisticallyinsignificant,we

    consider the effect of price increase on bidi consumption conditional on smokingparticipationtoestimatea1.5%(0.18x8.3%)decreaseindailyconsumptionofthosewhocontinuetosmokebidis.Thetotaleffectisthusestimatedat5.3%decreaseinannualbidi

    consumption.

    This analysis means that a 50% increase in the supplementary duty on domestically

    producedbidiswouldleadtoadecreaseof456,000bidismokersfromthecurrentpoolof20.9millionsmokersofwhom11.9millionarebidismokers(includingthosewhosmoke

    bothcigaretteandbidis).Furthermore,thecurrentvolumeofannualbidiconsumptionof2,379millionpacksof25bidiswouldbelessenedby127millionpacks,fromthedropin

    bidi prevalence as well as the cut in current daily consumption of bidis by continued

    smokers.

    We set this extended example at a relatively low ratewhich would increase the tax

    percentage of totalpriceupto50.1% for cigarettes, and 33.2% for bidis, far below theWorldBankrecommendationof67%.Still,suchanincreaseintaxes,thoughmodest,would

    represent an important first step inanoverall longterm strategyof increasing taxationthatwouldeventuallybringthetaxationratesuptothatrecommendedlevel.Weoutline

    suchastrategylaterinthispaper.

    The effects on cigarette and bidi consumption corresponding to different percentage

    increasesinspecifictaxes(supplementaryduty)arepresentedinTable3.

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    Table3:Projectedeffectoftaxandpriceincreaseoncigaretteandbidiconsumption

    inBangladesh

    IncreaseinSD

    over2009 SD(%)

    Increasein

    saleprice(%)

    Decreasein

    numberof

    smokers

    Decreaseintotal

    consumption

    (Millionpacks)

    CIGARETTES

    0 49.8 0

    50 74.8 16.6 856,096 466

    100 99.7 33.3 1,712,191 932

    150 124.6 49.9 2,568,287 1,399

    200 149.5 66.5 3,424,382 1,865

    250 174.4 83.2 4,280,478 2,331

    300 199.4 99.8 5,136,574 2,797

    350 224.3 116.4 5,992,669 3,263400 249.2 133.1 6,848,765 3,729

    450 274.1 149.7 7,704,860 4,196

    500 299.1 166.3 8,560,956 4,662

    550 324.0 182.9 9,417,052 5,128

    BIDIS

    0 20 0

    50 30 8.33 456,250 127

    100 40 16.67 912,500 254

    150 50 25.00 1,368,750 381

    200 60 33.33 1,825,000 508

    250 70 41.67 2,281,250 634

    300 80 50.00 2,737,500 761

    350 90 58.33 3,193,750 888

    400 100 66.67 3,650,000 1,015

    450 110 75.00 4,106,250 1,142

    500 120 83.33 4,562,500 1,269

    550 130 91.67 5,018,750 1,396

    600 140 100.00 5,475,000 1,523

    650 150 108.33 5,931,250 1,650

    700 160 116.67 6,387,500 1,776

    Notes: 1. Decreaseinnumberofsmokers=IncreaseinsalepricexPriceelasticityofcigarettesmoking

    participationxEstimatednumberofsmokersin2009.

    2. Decreaseintotalconsumption=Increaseinsalepricex(Priceelasticityofsmokingparticipation+

    Priceelasticityofconsumptionconditionalonparticipation)xEstimatedtotalconsumptionin

    2009

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    Dualusageofcigarettesandbidis

    Theanalysisaboveconsidersthepriceresponsivenessofcigarettesandbidisindependentof each other. However, a large portion of the smokers are observed to smoke both

    cigarettesandbidis.IntheITCdata,thesedualusersaccountfor9.3%oftheenumeratedpopulationrepresenting8.8millionsmokersofthenationalpopulation.Moreover,halfofthe cigarette smokersand threefourthsof the bidi smokers are dual smokers, and that

    about half of the smokers in Bangladesh frequently switch between cigarette and bidi

    consumption.Hence,demandforcigarettesisnotindependentofdemandforbidisandtheseparate equations estimated for cigarette and bidi consumptionmay bias the results.

    Considering this interdependence, we estimate a single demand function for bothcigarettesandbidis.

    Inthisfunction,weconsiderdualsmokersasbidismokersastheirdailysmokingintensityisgreaterinbidiconsumption.Theaveragedailybidiconsumptionofdualsmokersis13.9

    sticks,while their averagedaily cigarette consumption is5.8sticks.Hence,weusetheirreportednumberofbidismokedperdayalongwiththenumberofbidissmokedperdayfor exclusive bidi smokers and the number of cigarettes smoked per day for exclusive

    cigarettesmokersasthedependentvariable.Similarly,theirreportedpriceofbidisisusedasanindependentvariablealongwiththepriceofbidisforexclusivebidismokersandthe

    priceofcigarettesforexclusivecigarettesmokers.

    Theelasticityofparticipationinsmokingcigarettesorbidisisestimatedtobe0.34,and

    the elasticity of conditional demand for cigarette or bidi is 0.12. Thus the total priceelasticityofdemandforcigarettesandbidisisestimatedat0.46.Thegreaterelasticityof

    overall smoking participation compared to cigarette use is driven by the much greater

    elasticityofparticipationofbidismokers,asshownintheprevioussectionsoncigaretteandbididemandequationsestimatedseparately.

    Our finding about the large scale usage of both cigarettes and bidis suggests that thepotentialofswitchingbetweenthesetwoproductsishighintheaftermathofchangesin

    theirrelativeprices.Smokersderivingsatisfactionfromeithercigaretteorbidismoking,whichever iseconomicalatthe pointofpurchase, are expected tobepersistent intheir

    smoking habit and hence less likely to quit or to reduce their consumption. This

    compensatingbehaviorofsmokersislikelytodampentheintendedeffectofataxincreaseandthusunderminethepublichealthgoalsoftobaccocontrol.

    Inviewof thepossibilityofproductswitching inresponseto relative pricechanges,theprojectionoftheeffectofataxincreaseonsmokingprevalenceandtobaccoconsumptionis

    notasstraightforwardasitwasincaseofindependentestimationforcigarettesandbidis.Itisnecessarytoaccountforthepotentialofproductswitchinginestimatingtheeffecton

    priceincreasesontheprobabilityofsmokingbyanindividualaswellashis/hersmoking

    intensity.Moreover,itislikelythatsmokersswitchtocheapercigarettebrandsinthefaceof rising expenditureand thus are able tomaintain their current smoking participation

    withequalintensity.

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    Inordertoidentifyindividualswhoswitchoverproductsorbrandsofthesameproducttomaintaintheirsmokinghabit,weneedtoobservetheirtobaccoproductpurchasepattern

    overtime.Thecrosssectionalstudiesontobaccodemandarelimitedbythelackof theselongitudinal data for a particular society. The ITC Bangladesh Survey, however, is a

    longitudinalcohort survey,anduponcompletionofsecondwave (2010)and thirdwave(2011) surveys, we will be able to investigate this important aspect of tobaccoconsumptionbehavioramongthecohortofsmokersinBangladeshandwillthusbeableto

    estimatetheimpactofincreasedtobaccotaxesontobaccouseinamoreprecisemanner.

    Harmonizationoftaxacrosscigarettesandbidis

    Comparing the independent estimates of price sensitivity for cigarette and bidi

    consumption,wefindthattheabsolutedecreaseinbidiconsumptionaftera50%increase

    in supplementary duty on bidis would be much less than in the case of cigaretteconsumption,despitelargerestimatesofpriceelasticityforbidiconsumption.Thisisdue

    tothefactthattheproportionoftaxinthesalespriceofbidisis27.5%comparedto42%for cigarettes. It indicates that tobring forthcomparabledecrease incigarette and bidiconsumption, the supplementary duty on bidi should be brought at par with that on

    cigarettesintermsofthepercentofsaleprice.Itisonlythenthattheuniformpercentageincreasein the ad valorem tax rates, suchassupplementaryduty,across cigarettes and

    bidiswouldnotincreasetherelativepriceofcigarettesinfavorofbidismokingandwould

    bringdownbothcigaretteandbidiconsumptionsimultaneously.

    Theharmonizationoftaxisofgreatimportancefortheeffectiveimplementationoftobaccotaxation. The dual usage of cigarettes and bidis and the habit of product switching by

    smokers,asmentionedintheprevioussection,isenhancedbythelargetaxdifferentialthat

    existsbetweencigaretteandbidiinBangladesh.Itappearstobeamajorweaknessinthepresenttobaccotaxstructurein Bangladesh.Asmentionedearlierin thisreport, thetax

    rateappliedtobidismustbeincreasedatafargreaterratethanthatofcigaretteforthe

    convergenceofpercentageshareoftaxinsalepriceforthesetwoproducts650%forbidiand200%forcigarettesforthissharetobeabouttwothirdsofsalepriceofeitherproduct.

    Atthatpoint,theSDratewouldbeabout150%.

    Itshouldalsobepointedout thattheaveragepriceofbidis(6Taka)isveryclose tothe

    lowestpricetierofcigarettes(7.25to8.75Taka)specifiedintheprogressivetaxstructurefor cigarettes. The continuity of price level from bidis to cheaper brands of cigarettes

    potentiallycontributes to thefrequent switchingofdual smokersbetweencigarette and

    bidi.Inthesecircumstances,increasingthecigarettetaxrateatthelowesttierwouldmakethe corresponding brands relatively expensive and make the smokers of these brands

    switch to bidis in greater proportions, undercutting their probability of quitting orloweringtheirsmokingintensity.Thustherewouldbenopublichealthgain.Itmighteven

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    result in further loss of welfare as bidis are found to be more harmful to health than

    cigarettes.16

    TheGovernmentofBangladeshcansubstantiallyincreasetaxrevenueby

    raisingtobaccotaxes

    Theinelasticdemandforcigarettesandbidis(elasticityislessthan1)suggeststhatagivenincreaseintobaccopriceswouldleadtoalessthanproportionatedecreaseinconsumption

    leadingtoanincreaseintobaccoexpenditureofsmokersandtherebygeneratinggreatertaxrevenue.HencetheGovernmentwouldgainsignificantlyfromataxincreasethatraises

    theprice.Accordingtoourestimation,aninitial50%increaseinSDineachoftheprice

    tierswouldresultin16.8%increaseincigarettetaxrevenuefromdomesticallyproducedcigarettes.This increase corresponds toan increaseof845croreTaka to the estimated

    currentlevelofcigarettetaxrevenueof5,021croreTaka.17

    Figure 1 shows the annual level of cigarette tax revenue corresponding to percentageincreases in SD at successively higher rate beginning from the current state to 550%increase.Theprojectionrevealsthatthereisa limittotheexpansionoftaxrevenuefrom

    increasing tobacco taxes. The tax revenuefromraising cigarette taxmay increase upto

    350% increaseintax rate.For further increaseintax ratebeyond 350%of the currentlevel,revenuestartstofall,althoughitwillcontinuetobehigherthanthecurrentlevelof

    collectionforsomerangeoftaxincrease.Ourcalculationshowsthatcigarettetaxrevenue

    ismaximizedwhentherateofSDis224%.IncludingtheVAT,thetotaltaxratewouldbe273%and the totaltaxwould represent73.2%ofthesalesprice.Thiswouldresult ina

    116%increaseinthesalepriceofcigarettesthatis,amorethandoublingofthesalepricefromthecurrentlevel.Themaximumtaxrevenueisprojectedtobealmosttwiceashighas

    thecurrentlevel.Thelimittotheincreaseintaxrevenuefromincreasedtaxratesisposedbythecontraction

    of the size of the market from falling smoking prevalence that causes tobaccomanufacturerstocutdownproduction.Thefallintaxrevenuefromlowerproductionlevel

    in turn outweighs the increased tax collection from the continued smokers. Thus the

    demand reduction strategy of raising tobacco tax has proved to be very effective inreducingtobaccoproductioncomparedtosupplysidedisincentives.

    Atthispointofmaximizationoftaxrevenue,thenumberofsmokerswillalsodecreasebyabout6million,andcigaretteconsumptionwillbelowerby3,263millionpacks(Table3).

    16

    Prakash C. Gupta, Mangesh S. Pednekar, D.M. Parkin, and R. Sankaranarayanan, Tobacco associated mortalityin Mumbai (Bombay) India. Results of the Bombay Cohort Study, International Journal of Epidemiology, 2005;

    34: 13951402.

    17 1 crore = 10 million.

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    Figure1:Annualcigarettetaxrevenue(CroreTaka)fromgivenpercentageincrease

    insupplementarydutyfrom2009rate

    Source:ITCBangladeshEnumerationandSurvey,2009.

    Inotherwords,thecalculationsusingdatafromtheITCBangladeshSurveydemonstratethat increasing the total tax rate to the pointwhere cigarette tax revenueismaximized

    wouldalsoleadtoadecreaseof6millionsmokers.Thisisacompletewinwinsituation.

    In the sameway,weproject that for price elasticity ofdemand for bidis inBangladeshestimatedinthisstudy,a50%increaseintheexistingSDonbidiswouldleadtoa23.4%

    increaseinbiditaxrevenuefromtheexistingestimatedlevelof395croreTaka.Usingthesamemethodasincaseofcigarettetaxrevenue,wemeasurethattaxrevenuefrombidican

    bemaximizedatalevelof834croreTakaifSDisincreasedby500%withincreaseinsalepriceofbidiby83.3%.Itwouldresultin4.6millionlessbidismokersand1,269million

    lessofbidipacksconsumed(Table3).

    As shown inTable 1, the shareof tax corresponding to themaximumbidi tax revenue

    (500%increaseinSD)is60.5%,whichislowerthantherecommendedproportionof67%.Incontrast, for cigarettes, the shareof tax correspondingto themaximumcigarette tax

    revenue (350% increase in SD) is 73.2%, which is higher than the recommendedproportion.Thiscontrastpointstothefactthatthelimittotheexpansionofrevenuefromtaxing bidis is reachedearlier than that from taxing cigarettes.This occurs because the

    smokingprevalenceofbidismokersismoresensitivetopriceincreasessothatthenumber

    ofcontinuingbidismokersistoolowtobeabletosustaintherisingtrendintotalrevenuecollection by paying larger amount of tax. This point is further elaborated in the next

    section.

    5021

    5866

    6972

    7850

    85118970

    92399330925890358673

    8186

    0% 50% 100% 150% 200% 250% 300% 350% 400% 450% 500% 550%

    Cigare'etaxrevenue(croreT

    aka)

    %increaseinsupplementaryduty

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    Tobaccotaxationandthepoor

    Itiswidelyrecognizedthatthepoorerpeoplearemoresensitivetopricechangesthanthe

    richer,becausetheopportunitycostofagivenincreaseinexpenditureisgreaterforthepoor.ThispredictionisconfirmedintheITCBangladeshSurvey.Usinghousingindexfor

    stratificationofrespondentsintolow,medium,andhighsocioeconomicstatus(SES),weestimategreatersensitivityofthelowerSESpeoplewithrespecttoincreasesinpricesas

    reflectedinthetotalpriceelasticityfiguresinthebottomrowofTable4forcigarettesand

    bidis. The inverserelationshipofpriceresponsivenesswithSES isdrivenmostly bythegreaterlikelihoodthatpoorpeoplewillquitorabstainfromsmoking,atthesametimeas

    they aremore likely tobesmokers inthe firstplace. It isreflected intheir larger price

    elasticityof smokingparticipationvisvistheirgreatersmokingprevalenceasshowninTable4.

    The price elasticity of cigarette consumption conditional on participation is, however,

    insignificant for the low SES and greater among themedium SES than the high SES. It

    indicatesthatthoselowSESsmokerswhocontinuetosmokearethemostaddictedandareinsensitive toprice increases.A similarpatternisobserved forbidi smokingprevalence

    and daily consumption. Between the moderate and high SES smokers, however, the

    conditionalelasticityofbidiconsumptionisgreateramongthehighSESsmokers.

    Thecomparisonofpriceelasticitiesbetweencigarettesandbidisfurtherreflectsthatbidismokersaremorepricesensitivethancigarettesmokers.Thisdifferenceisexplainedby

    thelargepricedifferentialbetweencigarettesandbidisthatmakebidismoreaffordableto

    smokersatlowerSESwhoarealsomorepricesensitive.Moreover,bidismokersatthelowSESdemonstrateexceptionalpricesensitivitytheirdemandforbidisispriceelastic(total

    priceelasticityisgreaterthan1).Theirelasticdemandismostlyexplainedbytheirhigh

    probabilityofquittingorabstentionfromsmokinginthefaceofapriceincrease(elasticityofsmokingparticipationis0.90).

    Asaresultofhavingthehighestpriceresponsivenessofsmokingprevalence,peoplefrom

    thelowSESasapopulationgroupwouldbenefitmostfromincreasedtaxandpricesintwo

    ways. First, increasedtax/pricewould lead toarelativelygreaterproportionof lowSESsmokers who would quit smoking altogether, thereby reducing the likelihood of the

    adversehealthoutcomeofsmoking.Second,agreaterproportionoftheresourcesthatlowSESsmokersspendontobaccowouldbefreedupforpossibleuseinproductiveandmore

    beneficialpurposes.

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    Table4:PriceelasticityofdemandforcigarettesandbidisinBangladeshbysocio-economicstatus,2009

    Cigarette Bidi

    Low Moderate High Low Moderate HighSmokingprevalence

    (%)(exclusive&dualusers)

    45.6 38.1 30.1 19.1 11.9 4.1

    Smokingparticipation:

    Logitcoefficientonprice0.63***(0.14)

    0.43**(0.16)

    0.21***(0.05)

    1.11***(0.40)

    0.88*(0.47)

    0.07(0.37)

    Elasticityofsmoking

    participation0.33 0.27 0.14 0.90 0.77 0.07

    Numberofobservations 13,930 15,303 13,842 29,574 28,936 24,846Priceelasticityoftobacco

    demandconditionalon

    smokingparticipation

    0.10(0.08)

    0.12**(0.05)

    0.10*(0.05)

    0.28(0.14)

    0.14**(0.309)

    0.37***(0.08)

    Numberofobservations 573 563 714 309 209 79Totalpriceelasticity 0.43 0.39 0.24 1.18 0.91 0.44

    Source:ITCBangladeshEnumerationandSurvey,2009.

    1. Cigarettedemandfunctionisestimatedusingtheadultmalepopulationofthemainsample.2. Bididemandfunctionisestimatedusingtheadultmaleandfemalepopulationofthemain,tribaland

    floatingsample.

    3. Low,mediumandhighsocioeconomicstatusareassignedbytertilesofCASHPORhousingindex.4. ***,**,and*implysignificantlydifferentfromzeroatthe1%,5%and10%levelsrespectively.5. Standarderrorsareprovidedintheparenthesesbelowtheestimates.Theseareadjustedfor

    clusteredsamplingdesignofITCBangladeshsurvey.

    DiscussionFromthe analysisofWave1 ofthe ITCBangladeshSurvey,weconclude that increasing

    tobaccotaxescansignificantlyreduceconsumptionofcigarettesandbidisthroughreducedsmoking prevalence aswell as lower smoking intensity of continued smokers.We also

    showthatraisingtaxratecanincreasetobaccotaxrevenuetoalargeextent.Inorderto

    make maximum revenue gain from tobacco taxation, the government can increasesupplementarydutyoncigarettesby350% andonbidiby500% thatwouldmorethan

    doublethecigarettepriceandnearlydoublebidiprice.

    Doublingthepricelevelsofcigaretteandbidiatatimemayseemadrasticsteponthepart

    ofthegovernment.Inabsoluteterms,itmeansthatapackofcigarettethatcosts18Takanowwillsellfor36Takaandapackofbidisthatcosts6Takanowwillcost12Takaafter

    increasingSDtotherevenuemaximizinglevel.Thisincreaseincigaretteandbidipricescan

    barelyoffsetthemorethantwofoldincreaseintheiraffordabilityoverthepastoneandahalfdecades.IndeedtheITCBangladeshSurveyfoundthatonly4.7%ofsmokersagreed

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    that in the last 6months there was a time when the money they spent on cigarettes

    resultedinnothavingenoughmoneyforhouseholdessentialslikefood.Althougheconomicallyviable,therearelimitsontheextenttowhichtobaccopricescanbe

    increased;asuddenlargeincreaseintobaccopricemaynotbepoliticallyfeasible.Becauseofthispoliticalchallenge,itisadvisabletoimplementthisincreaseintaxrateinphases,

    whichwouldallowareasonabletimeperiodforconcernedconsumersandproducerstoadjusttotheoverallprice/taxincrease.Onepossiblestrategywouldbefortobaccotaxestobeindexedtoinflationandeconomicgrowthinamannerthattherealpricewouldincrease

    by at least 10% every year. This would and keeps pace with growth in income and

    purchasingpowerofpeople.Byimplementingthisstrategy,itwouldtakeabout10yearstoachievetherealincreaseinpriceadoublingofthecurrentrealprice.

    TheimportanceofswitchingfromAdValoremtaxestoSpecifictaxes

    Thebestmethodforreducingtobaccoconsumptionandprevalencethroughtaxationisforthattaxtobespecifictounitsofconsumption(e.g.,perunit(stick,pack,weightoftobacco)

    ofcigarettesorbidis).Specifictaxescanbeusedtoservethedualpurposeofexpandingrevenue and discouraging consumption of the taxed commodity. Because specific taxesfocusonthequantityof theproductratherthanonthevalueofconsumption,specifictax

    acts as a disincentive to consume tobacco in general across all price tiers and socioeconomicstatusofusers.Specifictaxesareuniversallyacknowledgedbyeconomiststobe

    more effective than an ad valorem tax, such as VAT and SD, which is imposed as a

    percentageofprice.

    ThecurrenttobaccotaxesinBangladeshareadvaloremtype,whichisknowntoencouragesmokers to switch to lowerpriced products rather than toquit.Bangladesh isone ofa

    handfulofcountriesintheAsianregion(includingCambodia,Thailand,andVietnam)that

    levyadvaloremtaxesontobacco.Incontrast,18countriesintheregionlevyspecifictaxeson cigarettes: Australia, Brunei, Hong Kong, India, Korea, Japan, Laos,Macau, Maldives,

    Mongolia,Nepal,NewZealand,PapuaNewGuinea,Philippines,Singapore,SouthKorea,Sri

    Lanka,andTaiwan.Fourcountriesuseamixedsystemofspecificandadvaloremtaxes:China,Indonesia,Malaysia,andPakistan.Indonesiaintroducedspecifictaxinadditionto

    existingadvaloremtaxfromJuly2007. 18ItistimeforthegovernmentofBangladeshtotailoritstaxadministrationforthetransitionfromadvaloremtospecificexcisetaxationof

    tobacco.

    For generating the amount of revenue from cigarette and bidi taxes in Bangladesh

    equivalent to the maximum revenue calculated for increased SD, as discussed in the

    sectionsabove,thespecifictaxshouldbeabout20Takaonapackof10cigarettesticksandabout6Takaonapackof25bidisticks.Toimplementthesetaxesovera10yearperiod

    18FordetailsonthetobaccotaxstructureinAsianregion,seeEmilM.Sunley,TobaccoExciseTaxationinAsia:RecentTrendsandDevelopments,apaperpreparedfortheFourthMeetingoftheAsiaTaxForum,

    April1820,2007,Hanoi,Vietnam.

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    wouldimplyaddingtaxof2Taka(in2009prices)perpackofcigaretteand0.60Taka(in

    2009prices)perpackofbidieveryyear.

    The immediate need isto forcetobaccoproductsoutofthepurchasingpowerofpeoplewithintheexistingrubricoftobaccotaxation.Thelongtermtargetmustbesetatmoving

    from ad valorem to specific taxation and collapsing the differential tax rates betweencigaretteandbidi,aswellasacrosscigarettesatdifferentpricetiers,intoauniformrate.

    Thispolicyprescriptionmayseemunfairtopeopleatthelowerstrataofsocioeconomic

    status because the tax burden would be disproportionately larger for those who usecheapertobaccoproducts.Thusthespecifictaxisregressiveinnature.However,itcanbe

    assertedthatraisingtobaccotaxesisoneofthoserarepolicymeasuresthatcanserveboththepurposesofequityandefficiency.Ourfindingssuggestthatthepoorerpeoplearemore

    responsive to price increases and hence tax increases will reduce their tobacco

    consumptiontoagreaterextent.Consequently,largerhealthgainswillbeexperiencedbythis segment of the population, which will contribute to a reduction in the health and

    economicdisparitythatcurrentlyexistsinBangladesh.Overandabovethepublichealthgain,thelimitedresourcesofthepoorthatusedtobespentontobaccoconsumptionwillbedivertedfromaddictivetoproductiveusestothebettermentofsocioeconomicwelfare

    ofthepoor.Thereisnoalternativetoincreasingtaxesontobaccoproductsinachievingthesegoals.

    The rationale of increasing tobacco taxes is generally challenged by the followingrepercussionsanticipatedintheaftermath:

    Lossofgovernmentrevenuefromtobaccoexcisetaxation Anunfairlyhightaxburdenonthepoor Increasedsmugglingoftobaccoproductsintothecountry Joblossesintobaccocultivationsector,tobaccoproductmanufacturingsector,and

    theadvertisingsectorandmedia

    Lossoftobaccoindustrysponsorshipofsportingandculturalevents

    Thefirsttwoissueshavebeenaddressedinthepresentanalysis.Itshowsthatgovernment

    does not need to fear the loss of revenue from tobacco taxation until the tax rate isincreasedbyasignificantamountandtobaccoconsumptionfallstoasufficientlylowlevel.

    Furthermore,thisanalysisshowsthatthepooraremorepriceresponsivethantherichso

    thatagivenpriceincreaseislikelytoshifttheburdenofincreasedtaxesfromthepoortotherich.Thedemandanalysispresentedherecannotaddresstheotherthreeissuesonits

    own.Itneedstobesupplementedwiththeanalysisofdataonsmuggling,employmentand

    the activities of tobacco industries,whichare subject to further explorationof ITC dataalongwithgovernmentandtobaccoindustrydocuments.

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    PolicyRecommendationsforTobaccoTaxationinBangladesh

    BasedonaneconomicanalysisoftheITCBangladeshSurveydata,thefollowingtobacco

    taxationstrategyisrecommended:

    1. Inordertomaximizerevenuegainfromtobaccotaxation,thegovernmentshouldincreasesupplementarydutyoncigarettesby350%andonbidiby500%inthelongrun.Theseincreaseswouldmorethandoublethecigarettepriceandnearlydouble

    thebidiprice.Whilethisincreaseseemsdrastic,itwouldbarelyoffsetthemorethantwofold increase in the affordability of cigarettes and bidis over the past two

    decades.

    2. Itisadvisabletoimplementthisincreaseintaxrateinphasestoallowreasonabletimeforconcernedconsumersandproducerstoadjustforthepriceincrease.For

    example,tobaccotaxshouldbeindexedtotheinflationandeconomicgrowthsothatthe real price increases by at least 10% everyyear above the inflation rate and

    keeps pace with growth in income and purchasing power of people. This

    incrementalstrategywouldtakeabout10yearsforthesalespricetodoubleabovethebenchmarklevel.

    3. ItistimeforthegovernmentofBangladeshtotailoritstaxadministrationforthetransition fromad valoremtospecificexcise taxationoftobacco.The specifictax

    shouldbeabout20Takaonapackof10cigarettesticksandabout6Takaonapack

    of 25 bidi sticks. To implement these taxes over a 10year period would implyaddingtaxof2Taka(in2009prices)perpackofcigaretteand0.60Taka(in2009

    prices)perpackofbidiseveryyear.

    The longterm target must be set at moving from ad valorem to specific taxation and

    collapsingthedifferentialtaxratesbetweencigarettesandbidis,aswellasacrossbrandsof

    cigarettesatdifferentpricetiers,intoauniformrate.

    Conclusion

    Opponentsoftobaccotaxincreasesarguethatsuchincreaseswillresultinasignificantlossof government revenue and impose anunfairly high tax burden on the poor.Economic

    analysesoftheITCBangladeshSurveyWave1resultsshowthatthegovernmentdoesnot

    needtofearthelossofrevenueuntilthetaxrateisincreasedbyasignificantamountandtobacco consumption falls to a sufficiently low level. The ITC Bangladesh findings are

    consistentwithauniversalfindingineconomicstudiesoftobaccouse:thatthepoorare

    morepriceresponsivethantherich.Ataxincreaseismorelikelytoreducetheirtobaccoconsumption, resulting in larger health gains and therefore lowerhealth and economic

    disparityinsociety.Inthismanner,thelimitedresourcesofthepoorwillbedivertedfromaddictivetoproductiveuses,improvingthesocioeconomicwelfareofthepoor.

    In other words: significant increases in tobaccospecific taxes will both increasegovernment revenue and reduce the consumption of tobacco aswell as the number of

    peoplewhousetobacco.

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    APPENDIX

    EconometricModelofPriceElasticityofDemandforCigaretteandBidi

    In the first stage we calculate the elasticity of tobacco use conditional on smoking from the

    following equation estimated by Ordinary Least Squares (OLS) method using wave -1 surveydata:

    C = a0 + a1 P + a2 I.Edu + a3 Married + a4 I.Village/Ward + a4 Addict + e2

    where a1 = Conditional price elasticity for smokers.C = Log of the number of whole cigarettes smoked daily

    P = Log of reported price of tobacco products per stickEdu = An index of education

    Married = Dummy variable for marital status = 1 if married and 0 otherwiseVillage/Ward = An index of area of residence (village/ward)

    Addict = Addiction variable corresponding to the number of years of smoking.

    Next we estimate the following equation for smoking participation (prevalence), where the

    probability of smoking is a function of price P. We calculate these probabilities using the logitmodel:

    P(Smoking) = [1+ebo+b1P]

    1

    The elasticity of participation is then calculated as follows:b = b1(1 Proportion of smokers) = price elasticity of smoking participation.

    We estimate this equation using the census data. Since the census data contains no price

    information we first estimate the following price equation for both smokers and nonsmokers

    from wave-1 survey data:

    P = c0 + c1Age + c2I.Upazila + c3Urban + c5I.SES + e1

    where Age = Age of the respondent

    Upazila = An index of Area (upazila)Urban = Dummy variable for place of residence = 1 if urban and 0 if rural

    SES = Housing index for socio-economic status

    The non-smokers did not report any price for tobacco products and it is assumed that they facethe same product prices as smokers who are otherwise similar with respect to observable

    characteristics such as, age, socio-economic status and area of residence. We estimate thecoefficients for the price equation from the survey data and then use the estimated coefficients

    into the census data to calculate predicted price P for both smokers and nonsmokers. We use

    this price P to estimate the elasticity of participation. The total price elasticity is calculated as:

    = b + a1

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    We then repeat the procedure for each of the three levels of socio-economic statuslow,medium, and highto see how the responsiveness to a price change varies across different

    income groups.

    One criticism that is often raised in the context of the estimation of demand equation is that price

    is an endogenous variable, and hence the coefficients estimated in the consumption equation arebiased. We conducted a Hausman test in order to detect whether the reported price deviated fromwhat would be expected if it was exogenous. The Hausman test compares the OLS estimate of

    the demand equation under the assumption that price is exogenous and the two-stage least square(2SLS) estimate of the demand equation with price predicted from instrumental variable

    estimation. The Hausman test failed to demonstrate that the price variable was not exogenous inall the equations.

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    Australia

    Baladesh

    Bhuta

    Brazil

    Caada

    Chia (Mailad)

    Frace

    germay

    Idia

    Irelad

    Malaysia

    Mauritius

    Mexico

    netherlads

    new Zealad

    South korea

    Thailad

    Uited kidom

    Uruuay

    Uited States of America

    20 countries 50% of the worlds population60% of the worlds smokers 70% of the worlds tobacco users

    The International Tobacco Control Policy Evaluation Project

    The ITC ProjectEvaluating the Impact of FCTC Policies in...

    Geoffrey T. Fong, Ph.D.

    Department of Psychology

    University of Waterloo

    200 University Avenue West

    Waterloo, Ontario N2L 3G1 Canada

    Email: [email protected]

    Tel: +1 519-888-4567 ext. 33597

    www.itcproject.org