大师作文网关于微观经济学寡头的问题
来源：学生作业帮 编辑：大师作文网作业帮 分类：英语作业 时间：2024/11/13 00:11:03
关于微观经济学寡头的问题
Because each oligopolist cares about its own profit rather than thecollective profit of all the oligopolists together(a) each firm has an incentive to cheat oneach other even in collusion.(b) each firm's profit always ends up beingzero.(c) society is worseoff as a result.(d) Both (a) and (c) are correct.(e) None of the above. 求助为什么会选择D,C 选项为什么会对呢?寡头的自私不是会促进竞争吗?nash equilibrium导致最终产量增加价格下降对消费者不是好事吗?那这里的“社会会更糟”怎么理解?
Because each oligopolist cares about its own profit rather than thecollective profit of all the oligopolists together(a) each firm has an incentive to cheat oneach other even in collusion.(b) each firm's profit always ends up beingzero.(c) society is worseoff as a result.(d) Both (a) and (c) are correct.(e) None of the above. 求助为什么会选择D,C 选项为什么会对呢?寡头的自私不是会促进竞争吗?nash equilibrium导致最终产量增加价格下降对消费者不是好事吗?那这里的“社会会更糟”怎么理解?
C项的意思是寡头竞争导致社会效率降低,题目中说的很明白了,寡头只关心自己的利润而不顾及所有寡头联合起来的总利润,一个简单的例子是规模经济的问题,当寡头联合起来会产生规模经济,提高社会效率.对于寡头竞争的问题,经济学里面有一个有效竞争理论,但是根据题意来看,重在表明“寡头只关心自己的利润而不顾及所有寡头联合起来的总利润”,另外,纳什均衡通常低于最优效率,一个经典的例子是“公有地悲剧”的问题.