企业的投资行为与企业的生死存亡有着密切的联系,近来年是财务会计的一个研究热点。我国上市公司融资方式主要包括银行贷款和公司债券等方式。本文对两者进行比较研究,并以在不同所有权性质的企业中的公司债券为研究对象,对比两个融资方式对企业投资效率影响的不同,以及债券融资是否能够抑制企业过度投资,并在不同所有权企业中抑制能力是否存在差异。 The investment behavior of enterprises has a close relationship with the survival of enterprises. In recent years, it is a research hotspot in financial accounting. The financing methods of listed companies in our country mainly include bank loans and corporate bonds. This article compares the two and takes the corporate bonds in the enterprises with different ownership as the object of study to compare the difference between the two financing ways to the enterprise investment efficiency and whether the bond financing can restrain the overinvestment of the enterprises, Whether there is a difference in the suppression ability of the ownership enterprises.