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Short Answer
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Multiple Choice
A) firms in the industry are typically characterized by very diverse product lines.
B) firms in the industry have some degree of market power.
C) products typically sell at a price equal to their marginal cost of production.
D) the actions of one seller have no impact on the profitability of other sellers.
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Multiple Choice
A) firms are price takers.
B) there are always a large number of firms.
C) there are at least a few firms that compete with one another.
D) the actions of one firm in the market never have any impact on the other firms' profits.
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Multiple Choice
A) 20
B) 30
C) 40
D) This firm will choose not to produce.
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Essay
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Multiple Choice
A) is −$7,000.
B) is −$5,000.
C) is −$2,000.
D) cannot be determined from the figure.
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Multiple Choice
A) product-variety externality that is observed in monopolistically competitive markets.
B) inefficiencies of the long-term losses earned by monopolistically copmetitive firms.
C) business-stealing externality that is observed in monopolistically competitive markets.
D) persistence of positive profits into the long run for monopolistically competitive firms.
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True/False
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Multiple Choice
A) monopoly and monopolistic competition.
B) monopoly and oligopoly.
C) monopolistic competition and oligopoly.
D) monopolistic competition and cartels.
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Multiple Choice
A) Jeans
B) Cheese
C) Soda
D) Restaurants
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Multiple Choice
A) be able to increase its markup over marginal cost.
B) eventually have to reduce price to remain competitive.
C) increase the welfare of society.
D) reduce its average total cost.
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Essay
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Multiple Choice
A) not in long-run equilibrium.
B) earning a positive economic profit.
C) producing its efficient scale of output.
D) in long-run equilibrium.
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Multiple Choice
A) The more similar Firm A's product is to Firm B's product, the more likely Firm A is to advertise.
B) Monopolistically competitive firms advertise in order to increase the elasticity of the demand curve they face.
C) According to the signaling theory, the more product information an advertisement contains the more effective it is.
D) Brand names may help consumers if they provide information about the quality of a product when acquiring such information is difficult.
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Multiple Choice
A) Industry C
B) Industry B
C) Industry A
D) Industry D
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True/False
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Multiple Choice
A) firms are more likely to operate at efficient scale.
B) there are likely to be too many firms in a monopolistically competitive market.
C) market efficiency is likely to be enhanced by the entry of new firms.
D) all firms are earning negative economic profit.
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Short Answer
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