Exam 11: Monopolistic Competition and Oligopoly

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Which of the following describes the relative positions of the demand curve and the average total cost (ATC)curve of a monopolistically competitive firm that earns a profit in the short run?

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Firms in an oligopoly are said to be interdependent.What does this mean?

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When a monopolistically competitive firm cuts its price to increase its sales,it experiences a gain in revenue due to the

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When an oligopoly market is in Nash equilibrium

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Explain how collusion makes firms better off.Given the incentives to collude,briefly explain why every industry does not become a cartel.

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Figure 11-7 Figure 11-7     Figure 11-7 shows short-run cost and demand curves for a monopolistically competitive firm in the footwear market. -Refer to Figure 11-7.Which of the following is the area that represents the profit or loss experienced by the firm? Figure 11-7 shows short-run cost and demand curves for a monopolistically competitive firm in the footwear market. -Refer to Figure 11-7.Which of the following is the area that represents the profit or loss experienced by the firm?

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When new firms are encouraged to enter a monopolistically competitive market

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For allocative efficiency to hold

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Monopolistic competition differs from oligopoly in that in monopolistic competition firms act independently while in oligopoly firms act interdependently.

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The value of the four-firm concentration ratio that many economists consider indicative of the existence of an oligopoly in a particular industry is

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Table 11-8 Saudi Arabia's (S) Choices Nigeria's (N) Choices Low Output High Output Low Output S: \ 100 million profit N: \ 20 million profit S: \ 75 million profit N: \ 12 million profit High Output S: \ 80 million profit N: \ 30 million profit S: \ 60 million profit N: \ 20 million profit Suppose OPEC has only two producers, Saudi Arabia and Nigeria.Saudi Arabia has far more oil reserves and is the lower cost producer compared to Nigeria.The payoff matrix in Table 11-8 shows the profits earned per day by each country."Low output" corresponds to producing the OPEC assigned quota and "high output" corresponds to producing the maximum capacity beyond the assigned quota. -Refer to Table 11-8.What is the Nash equilibrium in this game?

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A monopolistically competitive firm maximizes profit in the short run by producing where

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Figure 11-13 Figure 11-13    -Refer to Figure 11-13.Economies of scale are exhausted at which output level? -Refer to Figure 11-13.Economies of scale are exhausted at which output level?

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The equilibrium in the prisoner's dilemma is a dominant strategy Nash equilibrium.

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