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Selling a good at a price determined by the intersection of the demand curve and the marginal cost curve is consistent with the (i) socially-optimal level of output. (ii) market solution for profit-maximizing competitive firms. (iii) market solution for a profit-maximizing monopoly.


A) (i) and (ii) only
B) (ii) and (iii) only
C) (i) and (iii) only
D) (i) , (ii) , and (iii)

E) B) and C)
F) A) and D)

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Figure 15-18 Figure 15-18   -Refer to Figure 15-18. If there are no fixed costs of production, monopoly profit without price discrimination equals A) $0. B) $1,000. C) $2,000. D) $4,000. -Refer to Figure 15-18. If there are no fixed costs of production, monopoly profit without price discrimination equals


A) $0.
B) $1,000.
C) $2,000.
D) $4,000.

E) B) and C)
F) C) and D)

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For a monopolist, when does marginal revenue exceed average revenue?


A) never
B) when output is less than the profit-maximizing level of output
C) when output is greater than the profit-maximizing level of output
D) for all levels of output greater than zero

E) C) and D)
F) B) and D)

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Because natural monopolies have a declining average cost curve, regulating natural monopolies by setting price equal to marginal cost would


A) cause the monopolist to operate at a loss.
B) result in a less than optimal total surplus.
C) maximize producer surplus.
D) result in higher profits for the monopoly.

E) A) and B)
F) A) and C)

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Scenario 15-5 An airline knows that there are two types of travelers: business travelers and vacationers. For a particular flight, there are 100 business travelers who will pay $600 for a ticket while there are 50 vacationers who will pay $300 for a ticket. There are 150 seats available on the plane. Suppose the cost to the airline of providing the flight is $20,000, which includes the cost of the pilots, flight attendants, fuel, etc. -Refer to Scenario 15-5. How much additional profit can the airline earn by charging each customer their willingness to pay relative to charging a flat price of $300 per ticket?


A) $10,000
B) $15,000
C) $30,000
D) $45,000

E) A) and D)
F) C) and D)

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Some prescription drugs sell for more in the United States than they do in other countries. Which of the following statements about this issue is most likely to be true?


A) Drug companies are engaging in price discrimination, and this practice certainly reduces global social welfare.
B) Global social welfare could be improved if the price in the United States were reduced to the price charged in other countries.
C) Global social welfare could be improved if the price in the other countries were increased to the price charged in the United States.
D) Drug companies are engaging in price discrimination, but this might improve global social welfare if it gives more people access to the drugs.

E) All of the above
F) B) and C)

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When a monopolist is able to sell its product at different prices, it is engaging in


A) distribution pricing.
B) quality-adjusted pricing.
C) arbitrage.
D) price discrimination.

E) All of the above
F) None of the above

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Figure 15-19 Figure 15-19   -Refer to Figure 15-19. If the monopoly firm perfectly price discriminates, then the deadweight loss amounts to A) $0. B) $1,562.50. C) $3,125. D) $6,250. -Refer to Figure 15-19. If the monopoly firm perfectly price discriminates, then the deadweight loss amounts to


A) $0.
B) $1,562.50.
C) $3,125.
D) $6,250.

E) A) and B)
F) B) and C)

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During the holiday season, high-end retailers frequently place a high price on merchandise on weekends and discount the price during the week. They do this because they believe that two groups of customers exist: shoppers with little free time and bargain hunters. Bargain hunters have time to shop around and frequently shop during the week. What do economists call this price strategy used by high-end retailers?


A) oligopoly
B) price discrimination
C) compensating differential
D) in-kind transfers

E) A) and B)
F) A) and C)

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Table 15-18 A monopolist faces the following demand curve: Table 15-18 A monopolist faces the following demand curve:   Suppose marginal cost is constant at $8 per unit. -Refer to Table 15-18 The monopolist's profit-maximizing level of output is A) 3 units. B) 4 units. C) 5 units. D) 6 units. Suppose marginal cost is constant at $8 per unit. -Refer to Table 15-18 The monopolist's profit-maximizing level of output is


A) 3 units.
B) 4 units.
C) 5 units.
D) 6 units.

E) A) and B)
F) A) and C)

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A monopolist that can practice perfect price discrimination will not impose a deadweight loss on society.

A) True
B) False

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Table 15-17 A monopolist faces the following demand curve: Table 15-17 A monopolist faces the following demand curve:   -Refer to Table 15-17. If the marginal cost of production is constant at $18 per unit, this profit-maximizing monopolist will choose to produce A) 20 units. B) 30 units. C) 40 units. D) 50 units. -Refer to Table 15-17. If the marginal cost of production is constant at $18 per unit, this profit-maximizing monopolist will choose to produce


A) 20 units.
B) 30 units.
C) 40 units.
D) 50 units.

E) B) and C)
F) A) and D)

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When the government creates a monopoly, the social loss may include


A) declining marginal costs.
B) the cost of lawyers and lobbyists hired to convince lawmakers to continue the monopoly.
C) excessive monopoly profits.
D) diminishing marginal revenue.

E) A) and B)
F) A) and C)

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Table 15-2 Tanya has the following demand curve for selling taffy. Assume that Tanya has a marginal cost of $3 per unit. Table 15-2 Tanya has the following demand curve for selling taffy. Assume that Tanya has a marginal cost of $3 per unit.   -Refer to Table 15-2. What is Tanya's profit-maximizing price? A) $2 B) $4 C) $6 D) $8 -Refer to Table 15-2. What is Tanya's profit-maximizing price?


A) $2
B) $4
C) $6
D) $8

E) C) and D)
F) A) and B)

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Government intervention is always preferable to doing nothing when reducing the social inefficiencies of monopoly.

A) True
B) False

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Scenario 15-1 Consider a transportation corporation named Reading's that has just completed the development of a new light rail system in Minneapolis. Currently, there are plenty of seats on the train, and it is never crowded. Its capacity far exceeds the needs of the city. After just a few years of operation, the shareholders of Reading's experienced incredibly high rates of return on their investment due to the profitability of the corporation. -Refer to Scenario 15-1. Which of the following statements is most likely to be true? (i) New entrants to the market know they will have a smaller market share than Reading's currently has. (ii) Reading's is a natural monopoly. (iii) Reading's is most likely experiencing increasing average total cost.


A) (i) and (ii) only
B) (ii) and (iii) only
C) (i) and (iii) only
D) (i) , (ii) , and (iii)

E) All of the above
F) B) and C)

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Which of the following is not a characteristic of a monopoly?


A) the seller has market power
B) one seller
C) free entry and exit
D) a product without close substitutes

E) None of the above
F) C) and D)

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When a monopolist chooses the output that maximizes profits, we know that MR = MC and also that P > MR. This is inefficient because


A) ​the monopolist is not minimizing costs.
B) ​the monopolist is the only producer in the market.
C) ​the monopolist fails to make transactions where the marginal benefit is greater than the marginal cost.
D) ​there are entry barriers.

E) A) and B)
F) B) and C)

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The fundamental cause of monopoly is


A) incompetent management in competitive firms.
B) the zero-profit feature of long-run equilibrium in competitive markets.
C) advertising.
D) barriers to entry.

E) A) and B)
F) A) and C)

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Figure 15-17 Figure 15-17   -Refer to Figure 15-17. Which of the following areas represents the deadweight loss from this profit-maximizing monopolist? A) ABE B) BCFE C) EFG D) ACG -Refer to Figure 15-17. Which of the following areas represents the deadweight loss from this profit-maximizing monopolist?


A) ABE
B) BCFE
C) EFG
D) ACG

E) None of the above
F) B) and C)

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