审计委员会制度与盈余质量的改善

本文采用2002年至2004年上市公司的数据.以盈余质量视角研究审计委员会制度的有效性.研究发现,基于各年截面数据,设有审计委员的上市公司均具有较高的盈余质量,同时也发现这种盈余质量上的差异已经存在于上市公司成立审计委员会的上一年.当控制这种成立前的盈余质量差异之后,本文发现,设立审计委员会前后,上市公司盈余质量没有显著变化.因此,本文结论并没有发现审计委员会在提高会计盈余质量方面已发挥了应有的作用.

Audit Committee Mechanisms and the Improvement of Earnings Quality

Audit committee systems are presumed to be an effective corporate governance mechanism. There is much empirical evidence based on Chinese capital market data to support the conclusion that audit committee systems have improved the quality of accounting information. On the other hand, some theoretical papers describe fundamental problems within the environment of audit committees, such as system design and legal system aspects. Our research aims to further investigate the relationship between firms, audit co...