中文摘要：

为了验证同行监督是一种有效的治理机制,本文使用案例研究方法考察东源电器并购事件中同行领袖公司鲁西化工发表公告所带来的监督效应。研究结果表明在东源电器的并购事件中,同行监督的作用主要表现在三个方面：有效甄别并购中可能损害投资者利益的虚高并购溢价;向资本市场传递具有价值的信息;为媒体监督提供支持。本文研究结论认为同行监督作为一种有效治理机制,对于保护投资者利益具有重要作用。

英文摘要：

In order to verify that peer monitoring is an effective governance mechanism,this paper uses case methods to examine the role of peer monitoring which Luxi Chemical plays as peer in Dongyuan Electrical mergers and acquisitions.The results show that the roles of peer monitoring in Dongyuan Electrical mergers and acquisitions are mainly in the followings.First,it can identify unreasonably high premiums in proposed transactions which may be harmful to investors.Second,it can deliver valuable information to the capital markets.Third,it can provide support for the sources of media monitoring.The research findings show that peer monitoring is very important for investor protection as an effective governance mechanism.