※ 引述《dyuman ( 没有那种命阿)》之铭言： : 1.According to the theory of comparative advantage , specialization and free : trade will benefit : (A)all trading parties under certain circumstances : (B)all trading parties, even when some are absolutely more efficient : producersthan others. : (C)only that trading party that has an absolute advantage in the production : of all goods. : (D)only that trading party that has a comparative advantage in the : production of all goods. : 想法：这边的party 是指国家吧 !? 依比较利益进行贸易，两国都有利益，但是 : (A)跟(B)有什麽不同 ?? (A)在某些条件符合下，所有的贸易参与国都会受益。 (B)即使某些国家的生产较其他国家具有绝对利益，所有的贸易参与国仍都会受益。 所以(A)(B)选项是有差异的。 答案选(B) : 22.The demand curve faced by a monopolistic competitor islikely to be : (A)less elastic than the demand curve faced by a perfectly competitive firm : and less elastic than the demand curve faced by a monopoly. : (B)less elastic than the demand curve faced by a perfectly competitive firm : and more elastic than the demand curve faced by a monopoly. : (C)more elastic than the demand curve faced by a perfectly competitive firm : and less elastic than the demand curve faced by a monopoly. : (D)more elastic than the demand curve faced by a perfectly competitive firm : and more elastic than the demand curve faced by a monopoly. : 想法：完全竞争厂商面对的需求弹性会大於独占性竞争，但是独占性竞争跟独占厂商的 : 关系是 ?? 独占性竞争可以想成是介於「完全竞争」与「独占」的中间。 经济学的书都会介绍独占性竞争，我就不多补充了。 答案选(B)。 其面对的弹性会比完全竞争厂商面对的小，但比独占厂商面对的大。 --

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