曼昆《经济学原理》（微观）第五版测试题库 (15）.docVIP

PAGE 1014 ? Chapter 15/Monopoly Chapter 15/Monopoly ? PAGE 1015 PAGE 1002 Chapter 15 Monopoly TRUE/FALSE 1. Monopolists can achieve any level of profit they desire because they have unlimited market power. ANS: F DIF: 2 REF: 15-0 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Interpretive 2. Even with market power, monopolists cannot achieve any level of profit they desire because they will sell lower quantities at higher prices. ANS: T DIF: 2 REF: 15-0 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Interpretive 3. One characteristic of a monopoly market is that the product is virtually identical to products produced by competing firms. ANS: F DIF: 2 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Definitional 4. The fundamental cause of monopolies is barriers to entry. ANS: T DIF: 2 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Interpretive 5. The De Beers Diamond company advertises heavily to promote the sale of all diamonds, not just its own. This is evidence that it has a monopoly position to some degree. ANS: T DIF: 1 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Interpretive 6. The De Beers Diamond company is not worried about differentiating its product from all other gemstones. ANS: F DIF: 1 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Interpretive 7. The amount of power that a monopoly has depends on whether there are close substitutes for its product. ANS: T DIF: 1 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Interpretive 8. If the ABC company owns the exclusive rights to mine land in Afghanistan for Lapis Lazuli, a rare stone used in jewelry which is found only in Afghanistan, the company benefits from a barrier to entry. ANS: T DIF: 1 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Monopoly MSC: Applicative 9. Copyrights and patents are examples of barriers to entry that afford firms monopoly pricing powers. ANS: T DIF: 2 REF: 15-1 NAT: Analytic LOC: Monopoly TOP: Patents MSC: Interpretive 10