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Figure 16-5 Figure 16-5   -Refer to Figure 16-5. Which of the panels shown could illustrate the short-run situation for a monopolistically competitive firm? A) panel a B) panel b C) panel c D) All of the above are correct. -Refer to Figure 16-5. Which of the panels shown could illustrate the short-run situation for a monopolistically competitive firm?


A) panel a
B) panel b
C) panel c
D) All of the above are correct.

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

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Figure 16-7 Figure 16-7   -Refer to Figure 16-7. Which of the graphs depicts the situation for a profit-maximizing firm in a monopolistically competitive market? A) panel a B) panel b C) panel c D) panel d -Refer to Figure 16-7. Which of the graphs depicts the situation for a profit-maximizing firm in a monopolistically competitive market?


A) panel a
B) panel b
C) panel c
D) panel d

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

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Which of the following markets is not likely characterized by a monopolistically competitive market?


A) mobile telephone service
B) auto mechanic service
C) barbershops
D) jewelry

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

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Some firms have an incentive to advertise because they sell a


A) homogeneous product and charge a price equal to marginal cost.
B) homogeneous product and charge a price above marginal cost.
C) differentiated product and charge a price equal to marginal cost.
D) differentiated product and charge a price above marginal cost.

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

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A firm in a monopolistically competitive market can earn short-run profits but not long-run profits.

A) True
B) False

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An oligopoly


A) has a concentration ratio of less than 50 percent.
B) is a price taker.
C) is a type of imperfectly competitive market.
D) has many firms rather than just one firm or a few firms.

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

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In the debate between the critics and defenders of advertising, what conclusion have policymakers come to regarding the effect of advertising on competition - advertising makes markets more competitive or less competitive?

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Scenario 16-3 Peter operates an ice cream shop in the center of Fairfield. He sells several unusual flavors of organic, homemade ice cream so he has a monopoly over his own ice cream, though he competes with many other firms selling ice cream in Fairfield for the same customers. Peter's demand and cost values for sales per day are given in the table below. (Everyone who purchases Peter's ice cream buys a double scoop cone because it's so delicious.) Scenario 16-3 Peter operates an ice cream shop in the center of Fairfield. He sells several unusual flavors of organic, homemade ice cream so he has a monopoly over his own ice cream, though he competes with many other firms selling ice cream in Fairfield for the same customers. Peter's demand and cost values for sales per day are given in the table below. (Everyone who purchases Peter's ice cream buys a double scoop cone because it's so delicious.)   -Refer to Scenario 16-3. How many ice cream cones should Peter sell in one day to maximize his profits? -Refer to Scenario 16-3. How many ice cream cones should Peter sell in one day to maximize his profits?

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Which of the following industries has the highest concentration ratio?


A) dresses
B) apples
C) books
D) cigarettes

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

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For a profit-maximizing monopolistically competitive firm, marginal revenue equals marginal cost in


A) the short run but not in the long run.
B) the long run but not in the short run.
C) both the short run and the long run.
D) neither the short run nor the long run.

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

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Figure 16-11 Figure 16-11   -Refer to Figure 16-11. If this firm profit-maximizes, how much revenue will it earn? -Refer to Figure 16-11. If this firm profit-maximizes, how much revenue will it earn?

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Which of the following is unique to a monopolistically competitive firm when compared to an oligopoly?


A) The monopolistically competitive firm advertises.
B) The monopolistically competitive firm produces a quantity of output that falls short of the socially optimal level.
C) Monopolistic competition features many buyers.
D) Monopolistic competition features many sellers.

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

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Figure 16-5 Figure 16-5   -Refer to Figure 16-5. Which of the graphs depicts a short-run equilibrium that will encourage the exit of some firms from a monopolistically competitive industry? A) panel a B) panel b C) panel c D) panel d -Refer to Figure 16-5. Which of the graphs depicts a short-run equilibrium that will encourage the exit of some firms from a monopolistically competitive industry?


A) panel a
B) panel b
C) panel c
D) panel d

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

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A monopolistically competitive industry is characterized by


A) many firms, differentiated products, and barriers to entry.
B) many firms, differentiated products, and free entry.
C) a few firms, identical products, and free entry.
D) a few firms, differentiated products, and barriers to entry.

E) A) and D)
F) All of the above

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Table 16-5 This table shows the demand schedule, marginal cost, and average total cost for a monopolistically competitive firm. Table 16-5 This table shows the demand schedule, marginal cost, and average total cost for a monopolistically competitive firm.   -Refer to Table 16-5. What price should this firm charge to maximize profit? A) $6 B) $12 C) $18 D) $24 -Refer to Table 16-5. What price should this firm charge to maximize profit?


A) $6
B) $12
C) $18
D) $24

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

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Table 16-7 A monopolistically competitive firm faces the following demand schedule for its product. In addition, the firm has total fixed costs equal to 20. Table 16-7 A monopolistically competitive firm faces the following demand schedule for its product. In addition, the firm has total fixed costs equal to 20.   -Refer to Table 16-7. When this firm profit maximizes and faces a constant marginal cost of $7, what is the amount of its markup over marginal cost? -Refer to Table 16-7. When this firm profit maximizes and faces a constant marginal cost of $7, what is the amount of its markup over marginal cost?

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In a monopolistically competitive market,


A) strategic interactions among the firms are very important.
B) the threat of entry by new firms is not an important consideration.
C) the attainment of a Nash equilibrium is an important objective.
D) firms may enter even though they will earn zero economic profit in the long run.

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

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Scenario 16-3 Peter operates an ice cream shop in the center of Fairfield. He sells several unusual flavors of organic, homemade ice cream so he has a monopoly over his own ice cream, though he competes with many other firms selling ice cream in Fairfield for the same customers. Peter's demand and cost values for sales per day are given in the table below. (Everyone who purchases Peter's ice cream buys a double scoop cone because it's so delicious.) Scenario 16-3 Peter operates an ice cream shop in the center of Fairfield. He sells several unusual flavors of organic, homemade ice cream so he has a monopoly over his own ice cream, though he competes with many other firms selling ice cream in Fairfield for the same customers. Peter's demand and cost values for sales per day are given in the table below. (Everyone who purchases Peter's ice cream buys a double scoop cone because it's so delicious.)   -Refer to Scenario 16-3. When Peter maximizes his profits, what is his total cost per day? -Refer to Scenario 16-3. When Peter maximizes his profits, what is his total cost per day?

Correct Answer

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For a profit-maximizing firm in a monopolistically competitive market, when price is equal to average total cost, price must lie above marginal cost.

A) True
B) False

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Due to free entry and exit in monopolistic competition, in the long run price must be equal to

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