根据代理理论与信号理论,资质优良的公司有动力通过自愿性信息披露降低代理成本或突出自身竞争优势,因此,作为一种信号传递机制或契约安排,自愿性信息披露将对上市公司价值产生影响。以此为切入点.文章选取了沪市2004年制造业公司作为研究样本,实证检验了上市公司自愿性信息披露与公司价值之间的关系。结果发现,自愿性信息披露与公司价值之间呈现显著的正相关关系;由此,有必要进一步地加强我国上市公司的自愿性信息披露制度。
According to Agent Theory and Signaling Theory, firms with outstanding qualification have incentive to decrease agent cost or to promote their advantages via voluntary information disclosure. Therefore, as a type of information disclosure mechanism or contract mechanism, voluntary information disclosure system will affect corporate value. Based on this theory, this paper analyzes the 2004 annual report of firms in manufacturing industry which listed in Shanghai Stock Exchange, anti demonstrates the positive relationship between their voluntary information disclosure and corporate values. Hence, by our results, it is suggested to improve the information disclosure system of listed firms in China.