Prinicples of Economics - Chapter 7

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Which of the following statements is correct? a. Buyers always want to pay less and sellers always want to be paid b. Buyers always want to pay less and sellers always want to be paid less. c. Buyers always want to pay more and sellers always want to be paid more. d. Buyers always want to pay more and sellers always want to be paid less.

a. Buyers always want to pay less and sellers always want to be paid

As a result of a decrease in price, a. new buyers enter the market, increasing consumer surplus. b. new buyers enter the market, decreasing consumer surplus. c. existing buyers exit the market, increasing consumer surplus. d. existing buyers exit the market, decreasing consumer surplus

a. new buyers enter the market, increasing consumer surplus.

Refer to Figure 7-21. Which area represents consumer surplus when the price is P1? a.A b.B c.C d.DA b.B c.C d.D

b. B

A seller is willing to sell a product only if the seller receives a price that is at least as great as the a. seller's producer surplus. b. seller's cost of production. c. seller's profit. d. average willingness to pay of buyers of the product.

b. seller's cost of production.

Efficiency in a market is achieved when a. a social planner intervenes and sets the quantity of output after evaluating buyers' willingness to pay and sellers' costs. b. the sum of producer surplus and consumer surplus is maximized. c. all firms are producing the good at the same low cost per unit. d. no buyer is willing to pay more than the equilibrium price for any unit of the good.

b. the sum of producer surplus and consumer surplus is maximized.

Efficiency in a market is achieved when: a. a social planner intervenes and sets the quantity of output after evaluating buyers' willingness to pay and sellers' costs. b. the sum of producer surplus and consumer surplus is maximized. c. all firms are producing the good at the same low cost per unit. d. no buyer is willing to pay more than the equilibrium price for any unit of the good.

b. the sum of producer surplus and consumer surplus is maximized.

Dawn's bridal boutique is having a sale on evening dresses. The increase in consumer surplus comes from the benefit of the lower prices to a. only existing customers who now get lower prices on the gowns they were already planning to purchase. b. only new customers who enter the market because of the lower prices. c. both existing customers who now get lower prices on the gowns they were already planning to purchase and new customers who enter the market because of the lower prices. d. Consumer surplus does not increase; it decreases.

c. both existing customers who now get lower prices on the gowns they were already planning to purchase and new customers who enter the market because of the lower prices.

Suppose that the market price for pizzas increases. The increase in producer surplus comes from the benefit of the higher prices to a. only existing sellers who now receive higher prices on the pizzas they were already selling. b. only new sellers who enter the market because of the higher prices. c. both existing sellers who now receive higher prices on the pizzas they were already selling and new sellers who enter the market because of the higher prices. d. Producer surplus does not increase; it decreases.

c. both existing sellers who now receive higher prices on the pizzas they were already selling and new sellers who enter the market because of the higher prices.

Refer to Figure 7-21. Which area represents producer surplus when the price is P1? a.A b.B c.C d.D

c.C

Welfare economics is the study of a. taxes and subsidies. b. how technology is best put to use in the production of goods and services. c. government welfare programs for needy people. d. how the allocation of resources affects economic well-being.

d. how the allocation of resources affects economic well-being.


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