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Product Market Competition,Corporate Governance and Stock Price Crash Risk

Abstract

股价崩盘是近几年的研究热点问题,从信息质量水平、公司内部治理因素,再到审计质量、分析师关注、媒体报道等外部治理因素,学者们对股价崩盘风险的影响机制进行了一系列检验。在这些因素之外,又是否存在其他外部环境机制会对股价崩盘风险产生显著影响?基于这个疑问,本文对产品市场竞争与股价崩盘风险之间的关系展开了研究。 本文首先以2000-2015年沪深两市A股上市公司作为研究样本,分析了产品市场竞争对公司未来股价崩盘风险的影响。再从产品市场竞争对代理成本的作用入手,分析其影响的渠道,并进一步考察了产品市场竞争与其他治理变量在控制未来股价崩盘风险上的交互关系。 通过实证分析,本文得出如下结论:(1)激烈的...Stock price crash risk has always been a hot topic for the past few years. Scholars have researched varied influence factors on it, which including information quality, corporate governance mechanisms and external governance mechanisms such as audit quality, security analyst and media coverage. In addition, is there any other external mechanism which has an effect upon stock price crash risk? Base...学位:管理学硕士院系专业:管理学院_财务学学号:3212013115061

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