PML Estimation & Its Application in Insurance
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Transcript of PML Estimation & Its Application in Insurance
PROBABLE MAXIMUM LOSS & APPLICATION
RISK DEFINED
ELEMENTS OF RISK
TYPES OF RISK
PML DEINED
PML APPLICATION
OUR DISCUSSION TODAY
A probability or threat of damage, injury, liability, loss, or any other negative occurrence that is caused by external or internal vulnerabilities, and that may be avoided through preemptive action
OR
Risk implies future uncertainty about deviation from expected earnings or expected outcome. Risk measures the uncertainty that an investor is willing to take to realize a gain from an investment.
RISK DEFINED
Effect of uncertainty on objectives
ISO 31000:2009
Munich re Definition of Risk for NAT CAT
Hold on Mate is there more than one definition of risk ??
With all due respect yes so moving on !!
ELEMENTS OF RISK
“An estimate of the monetary loss which can be sustained byinsurers on a Single Risk as a result of a single fire or explosionconsidered by the underwriters to be within the realms ofprobability. The estimate ignores such remote coincidenceand catastrophe as may be possible but which still remainunlikely”.
“ defined by International Underwriters’ Association (IUA)formerly known as London Insurance and Reinsurance MarketAssociation (LIRMA ) “
Probable Maximum Loss
Property
Energy
Engineering
APPLICABLE CLASSES
Construction
Occupancy
Protection
Exposures
COPE
Construction
First consideration
Relates to ability to withstand damage by fire and other perils and wind
Various Classes based on the strength and material property used for construction
Other Considerations
Age
Building Height
Fire Divisions
Building Openings
Building Codes
Occupancy
Ignition Sources
Combustibility
Damageability
Occupancy
Habitational – apartments, hotels, motels, nursing homes
Office – low hazard
Institutional – schools, churches, hospitals, government property
Mercantile – department, hardware and specialty stores
Service – dry cleaners, laundries, auto service stations
Manufacturing – nature of product
Hazards
Common hazards
Housekeeping
Heating equipment
Electrical equipment
Smoking materials
Protection
Key may be location of water supply and fire hydrants
Water hoses/ Fire detectors / Fire extinguishers
Smoke detectors
5 - 17
EXAMPLE OF PML ESTIMATION
Block Building ValuePlant, Machinery &
Stock value (USD)
Total Block
Value (USD)
Assy Unit 2,000 4,000 6,000
Paint Shop 1,000 2,000 3,000
Store 200 800 1,000
Admin Building 750 250 1000
Total 3,950 7,050 11,000
PML GUIDELINES
Description Type
Solid non -
combustible
construction
Mixed
construction
Open sided
Construction
Building 5 – 25% 20 – 50% 30 – 80%
M/C Heavy 10 – 40% 15 – 50% 40 – 90%
Equipment Precision tools 25 – 80% 25 – 80% 70 – 100%
Stocks 40 – 100% 40 – 100% 70 – 100%
PML Calculation
Description of RiskClass of
ConstructionAsset
% Damage
Considered
Block Value
(USD)
Expected
Damage
(USD)
Building 25% 2,000 500
Machinary & Stocks 40% 4,000 1,600
Building 25% 1,000 250
Machinary & Stocks 80% 2,000 1,600
Building 25% 200 50
Machinary & Stocks 80% 800 640
Building 50% 750 375
Machinary & Stocks 60% 250 150
11,000 5,165 47%
Mixed
Store
Admin Building
Total
Solid Non
Combustible Assembly Shop
Non Combustible Paint Shop
Non Combustible
PML ESTIMATION
While in practice PML underwriting is a powerful tool in the hands ofunderwriters, it has to be used with great care and diligence. Thedisadvantages of the practice include
PML is a subjective assessment of maximum severity of loss, and toomuch reliance on it can prove costly. If actual loss exceeds PML, thereinsurer will suffer.
Judgment plays an important role in the determination of PML, andmay go wrong if made by inexperienced person.
The lower the PML, the higher the underwriting capacity. Hence there isa tendency to fix the PML on the lower side to generate highercapacity. At the same time, the lower the PML, the greater thepossibility of the actual loss amount being higher than anticipated.
Dis-advantages of PML
Munich re - Publication on NAT CAT events
ISO 31000 definition of Risks
Sources of Information
?QUESTIONS