Exam 9: Properties and Applications of the Competitive Model

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Policies that restrict supply could generate an increase in social welfare because the increase in producer surplus could exceed the decrease in consumer surplus.

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  -The above figure shows the demand and supply curves in the market for milk.Currently the market is in equilibrium.If the government establishes a $4 per gallon price support,estimate the change in p,Q,and social welfare. -The above figure shows the demand and supply curves in the market for milk.Currently the market is in equilibrium.If the government establishes a $4 per gallon price support,estimate the change in p,Q,and social welfare.

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Suppose the market supply curve is p = 5 + Q.At a price of 10,producer surplus equals

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Even if two competitive firms in the same market have different production technologies,they will each earn long-run zero profits.Why?

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When is the profit a firm earns equal to the producer surplus? Explain.

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  -The above figure shows supply and demand curves for milk.In an effort to help farmers,the government passes a law that establishes a $3 per gallon price support.To maintain the price support,government expenditures must equal -The above figure shows supply and demand curves for milk.In an effort to help farmers,the government passes a law that establishes a $3 per gallon price support.To maintain the price support,government expenditures must equal

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Producer surplus equals

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In the long run,firms in a competitive market make zero economic profit.This induces most firms to leave the industry.

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Suppose the market supply curve is p = 5Q.At a price of 10,producer surplus equals

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  -The above figure shows supply and demand curves for milk.In an effort to help farmers,the government passes a law that establishes a $3 per gallon price support.The loss in social welfare resulting from this price support equals -The above figure shows supply and demand curves for milk.In an effort to help farmers,the government passes a law that establishes a $3 per gallon price support.The loss in social welfare resulting from this price support equals

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  -The above figure shows supply and demand curves for apartment units in a large city.If the city government passes a law that establishes $350 per month as the legal maximum rent,deadweight loss occurs because -The above figure shows supply and demand curves for apartment units in a large city.If the city government passes a law that establishes $350 per month as the legal maximum rent,deadweight loss occurs because

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  -The above figure shows supply and demand curves for milk.If amount Q<sub>2</sub> is produced in the market, -The above figure shows supply and demand curves for milk.If amount Q2 is produced in the market,

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Competitive firms earn zero profit in the long run when

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  -The above figure shows supply and demand curves for milk.If the government passes a law that establishes $3 per month as the legal minimum per gallon price,change in producer surplus will be -The above figure shows supply and demand curves for milk.If the government passes a law that establishes $3 per month as the legal minimum per gallon price,change in producer surplus will be

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Explain why a government would impose an import tariff when domestic consumers suffer more than producers gain.

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  -The above figure shows the market for rice in Japan.S<sub>Domestic</sub> represents the domestic supply curve,and S<sub>world</sub> represents the world supply curve.An import quota of 35 units would -The above figure shows the market for rice in Japan.SDomestic represents the domestic supply curve,and Sworld represents the world supply curve.An import quota of 35 units would

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If entry is limited due to a limited input,firms in that market earn long run economic profit.

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If a city government enacts a maximum price on rent,

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Does a competitive long-run equilibrium require cost-minimization?

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Rent seeking in the form of lobbying for an increase in import tariffs by domestic producers

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