财务报告信息质量、风险与权益资本成本--来自我国沪深股市的经验证据

本文以我国沪深股市2007—2013年上市公司为研究对象，检验了财务报告质量、公司信息风险与权益资本成本之间的关系。研究结果表明，财务报告质量并不是投资者需要定价的系统风险因素，而是一种非系统性风险。尽管财务报告质量反映了信息风险的不确定性，但这种公司特定的信息风险并没有被投资者定价，它并不会提高公司的权益资本成本。

Fi nancial Report Informaiton Quality,Risk and Equity Capital Cost:Empirical Evidence from Sh anghai and Shenzhen Stock Market in China

This paper examines the relationship ancong financial reporting quality, corporate information risk and equity capital cost taking the listed companies in Chinese Shanghai and Shenzhen stock markets from 2007 to 2013 as a sample.The results indicate that financial reporting quality is not a systematic risk factor investors need to price, but rather an unsystematic one.Although financial reporting quality reflects uncertainties of the information risk, corporate idiosyncratic risk has not been priced by investors, and does not increase the corporate equity capital cost.