事件分析法在反托拉斯分析中的应用:演变及对我国的启示

Using Event Wtudies to Analyze antitrust Issues:Evolution and Implications for China

作为经济学和金融学常用的分析工具,事件分析法就事件对股价的影响进行分析。采用该方法进行研究的成果相当广泛,而本文关注的是其中的一个子研究集,即事件分析法在反托拉斯问题中的应用,重点介绍了事件分析法在企业并购反托拉斯案以及垄断和价格卡特尔案中的应用的相关研究成果,并对事件分析法在我国已经颁布并实施的反垄断法中如何应用进行了分析。

A standard tool in economics and finance is the event study in which one examines the impact of an event on stock returns.While hundreds of such studies have been published,the concern here is with a small subset:the use of event studies to examine antitrust issues.We provide a review of the literature that focus on how apply event study in merger case,monopolization and price cartel case.We also comment on issues concerning implementation of this research method in Chinese anti-monopoly law