CHAPTER 3 Supply and Demand - csus.edu
Transcript of CHAPTER 3 Supply and Demand - csus.edu
CHAPTER 3Supply and Demand
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Supply and Demand
Competitive marketThe supply and demand model
The demand curveThe supply curveFactors that cause the demand curve to shift, and
factors that cause the supply curve to shiftThe equilibrium priceHow the equilibrium price changes when the supply
and demand curves shift
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The Law of Demand
Higher price for a good, other things equal, leads people to demand a smaller quantity of the good.
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An Increase in Demand
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Movement Along the Demand Curve vs. Shift of the Demand Curve
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Shifts of the Demand CurveShifts of the Demand Curve
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What causes a demand curve to shift?
Changes in the Prices of Related GoodsSubstitutesComplements
Changes in IncomeNormal GoodsInferior Goods
Changes in TastesChanges in Expectations
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The Supply Curve
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A Decrease in Supply
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Movement Along the Supply Curve vs. Shift of the Supply Curve
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Shifts of the Supply Curve
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What causes a supply curve to shift?
Changes in Input PricesAn input is a good that is used to produce another good.
Changes in Technology
Changes in Income
Changes in Expectations
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Market Equilibrium
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Price Above Its Equilibrium Level Creates a Surplus
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Price Below Its Equilibrium Level Creates a Shortage
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Equilibrium and Shifts of the Demand Curve
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Equilibrium and Shifts of the Supply Curve
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Simultaneous Shifts of the Demand and Supply Curves
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Effects of the “War on Drugs”
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The End of Chapter 3
coming attraction:Chapter 4:
The Market Strikes Back