本章首先讨论市场势力问题是市场失灵的重要原因;其次讨论随着垄断程度的加深,在垄断市场与寡头市场上市场势力的来源、企业拥有市场势力时的行为;再次讨论为了管制市场势力,政府可以采取哪些具体的干预手段,这些手段相应的福利效应;最后引入两个重要的交通运输市场——自然垄断的铁路运输市场和通常具有寡头垄断结构的航空运输市场,讨论了市场势力的来源、影响及应对。
<<This chapter first discusses that market power is an important cause of market failure; secondly, it discusses the source of market power in monopoly market and oligopoly market, and the behavior of enterprises when they own market power with the deepening of monopoly degree; thirdly, it discusses the specific intervention measures that the government can take to control market power and the corresponding welfare effect of these means; finally, it introduces two aspects This paper discusses the source, influence and Countermeasures of market power in railway transportation market and air transportation market with oligopoly structure.
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