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The long run outcome of the monopolistically competitive firm:


A) occurs where price equals marginal cost.
B) maximizes total surplus.
C) creates welfare loss.
D) does not maximize profits.

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

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The two types of market structures that are imperfectly competitive are:


A) perfect competition and monopolistic competition.
B) monopolistic competition and oligopoly.
C) oligopoly and monopoly.
D) monopoly and perfect competition.

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

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When a market consists of a few large firms and barriers to entry exist,it:


A) must be perfectly competitive.
B) is likely an oligopoly.
C) must be monopolistically competitive.
D) is likely a monopoly.

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

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Economists usually believe that:


A) competition encourages innovation.
B) innovation encourages competition.
C) innovation leads to market power and should be regulated.
D) market power leads to innovation.

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

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Monopolistically competitive firms can earn profits in the long run by:


A) price discriminating.
B) continually innovating to differentiate their product.
C) further minimizing their costs.
D) monopolistically competitive firms only earn zero profits in the long run.

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

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An oligopolist's production decision affects:


A) its profits.
B) the profits of other firms in the market.
C) the prices charged by each firm.
D) All of these statements are true.

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

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In the short run,monopolistically competitive firms behave like ________________,but in the long run,the profit of a firm is similar to that of ________________.


A) monopolies; perfectly competitive firms
B) perfectly competitive firms; monopolies
C) monopolies; oligopolies
D) oligopolies; perfectly competitive firms

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

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The outcome of a competitive oligopoly:


A) is less efficient than that of colluding oligopolists.
B) is more efficient than that of a perfectly competitive outcome.
C) is more efficient than that of a monopolist.
D) is less efficient than that of a monopolist.

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

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Collusion is:


A) buyers acting in unison against a company in efforts to change its practices.
B) the act of firms undercutting one another in competition until zero profits are earned.
C) the act of firms working together to make decisions about price and quantity.
D) None of these statements is true.

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

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