竞争性行业价格战的经济效应分析──以微波炉行业为例

Analysis of Economic Effects of Price War in the Competitive Industries With the Micro－wave Market as a Case

本文以微波炉行业为例，分析竞争性行业中企业竞争行为──价格战对市场结构与经济绩效的动态作用。作者在实证分析研究的基础上，阐明市场进入壁垒与退出壁垒的不对称性是发生持续价格战的原因；指出在市场不存在进入壁垒与退出壁垒时，价格竞争行为可以促进企业的优胜劣汰和资产的优化配置，优化市场结构并提高经济绩效，从而解决“马歇尔冲突”，实现有效竞争。

This articale, by means of a case study of micro－wave market,elaborates dynamic effects of a firm's competitive conduct:price competition on market structure and performance On the basis of positive analysis, it denotes that it is asymmetry between marketentry barriers and exit barriers that leads to continuous price war Without barrlers to entry and exit price competition behavior not only brings out firms' survival or elimination through selection and resource's optimal allocation, but also optirnizes market structure andenhances performance,which could finally settle'Marshall's Dilemma' and result in efficient competition.