“用负债比例显示企业质量”模型述评

“用负债比例显示企业质量”是信息经济学在企业资本结构理论方面的一个应用模型，它从信息不对称的角度指出资本结构是有关的，是资本结构理论最重要的模型之一。然而，一方面，这个模型存在企图用一个已知信息求解两个未知信息的严重缺陷，另一方面，它仍然局限于完全信息的理论框架内，值得进一步深化。

Revision of the Model Revealing the Qualities of the Firm by Its Debt Ratio

The model revealing the qualities of the firm by its debt ratio is an information model of economy on corporation capital structure.It shows that the capital structure is relative because of non symmetrical information.However,on the one hand,there is a severe defect in the model that is needed to solve two unknown information variables by only one known information variable.On the other,it still limits to perfect information theory.