經(jīng)濟(jì)學(xué)原理第三版習(xí)題答案(i)-wenkub
2023-06-22 21:43:22 本頁面
【正文】 or raising prices. Antitrust laws are controversial because it isn’t always clear which kinds of behavior these laws should prohibit, such as resale price maintenance, predatory pricing, and tying.Questions for Review1. If a group of sellers could form a cartel, they would try to set quantity and price like a monopolist. They would set quantity at the point where marginal revenue equals marginal cost, and set price at the corresponding point on the demand curve.2. Firms in an oligopoly produce a quantity of output greater than the level produced by monopoly at a price lower than the monopoly price.3. Firms in an oligopoly produce a quantity of output less than the level produced by a perfectly petitive market at a price greater than the perfectly petitive price.4. As the number of sellers in an oligopoly grows larger, an oligopolistic market looks more and more like a petitive market. The price approaches marginal cost, and the quantity produced approaches the socially efficient level.5. The prisoners39。t advertise, the other pany will. When two panies share a mon resource, they would be better off sharing it. But fearful that the other pany will use more of the mon resource, each pany ends up overusing it.7. Antitrust laws prohibit firms from trying to monopolize a market. They are used to prevent mergers that would lead to excessive market power in any firm and to keep oligopolists from acting together in ways that would make the market less petitive.8. Resale price maintenance occurs when a wholesaler sets a minimum price that retailers can charge. This might seem to be antipetitive because it prevents retailers from peting on price. But that is doubtful because: (1) if the wholesaler has market power, it can exercise such power through the wholesale price。 salaries low. This goal is difficult to achieve because each team has an incentive to cheat on any agreement, since they will be able to attract better players by offering higher salaries.c. The salary cap would have formalized the collusion on salaries and helped to prevent any team from cheating.4. Many answers are possible, such as picking which movie to see with your friend or negotiating the price of a car. The mon link among all the activities is that there are just a few people involved who act strategically.5. a. If Mexico imposes low tariffs, then the United States is better off with high tariffs, since it gets $30 billion with high tariffs and only $25 billion with low tariffs. If Mexico imposes high tariffs, then the United States is better off with high tariffs, since it gets $20 billion with high tariffs and only $10 billion with low tariffs. So the United States has a dominant strategy of high tariffs.If the United States imposes low tariffs, then Mexico is better off with high tariffs, since i
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