A) efficient scale.
B) a level of output at which average total cost is rising.
C) a level of output at which average total cost is falling.
D) the level of output at which total revenue is maximized.
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Multiple Choice
A) Industry A
B) Industry B
C) Industry C
D) Industry D
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Essay
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View Answer
Multiple Choice
A) price exceeds marginal revenue for each firm.
B) profit is zero in a long-run equilibrium for each firm.
C) entry and exit by firms are unrestricted.
D) there are at most a few firms in each market.
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Multiple Choice
A) Industry A and Industry B are equally competitive.
B) Industry A is more competitive than Industry B.
C) Industry A is less competitive than Industry B.
D) The competitiveness of these two industries cannot be determined from the information given.
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Multiple Choice
A) (i) and (ii) only
B) (ii) and (iii) only
C) (ii) only
D) (i) , (ii) , and (iii)
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Multiple Choice
A) P=$60, Q=20 units, profit=$200
B) P=$80, Q=20 units, profit=$200
C) P=$75, Q=25 units, profit=$100
D) P=$60, Q=40 units, profit=$0
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Multiple Choice
A) must show a consumer taste-test to be successful.
B) must include celebrity endorsements to be successful.
C) is irrelevant to the success of the advertisement.
D) Both a and b would be equally successful.
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Multiple Choice
A) small due to economies of scale.
B) large because price is usually below marginal cost.
C) large because of the large number of firms that produce differentiated products.
D) small because firms produce with excess capacity.
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Multiple Choice
A) $25
B) $30
C) $35
D) $40
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True/False
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Multiple Choice
A) incomplete markets.
B) imperfectly competitive markets.
C) oligopoly markets.
D) monopolistically competitive markets.
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Short Answer
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Multiple Choice
A) business-stealing externality, which harms producers.
B) business-stealing externality, which benefits producers.
C) product-variety externality, which harms consumers.
D) product-variety externality, which benefits consumers.
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Short Answer
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True/False
Correct Answer
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True/False
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Multiple Choice
A) measures the percentage of total output supplied by the four largest firms in the industry.
B) reflects the level of competition in an industry.
C) is related to the control that each firm has over price.
D) All of the above are correct.
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Short Answer
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Multiple Choice
A) ownership of a key resource by a single firm
B) free entry
C) identical product
D) patents
Correct Answer
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