新材料上市公司股权结构对盈余管理影响的实证研究  

Empirical Analysis on Effects of Ownership Structure on Earnings Management in Chinese New-Material Listed Companies

作　　者：李强[1] 杨媛媛[1] 

机构地区：[1]重庆理工大学管理学院,重庆400054

出　　处：《重庆理工大学学报（社会科学）》2015年第6期61-67,共7页Journal of Chongqing University of Technology（Social Science）

摘　　要：以上海证券交易所和深圳证券交易所122家新材料上市公司为样本,结合新材料企业特征,利用拓展的截面Jones模型,就股权结构对盈余管理的影响进行了实证研究。实证结果表明:新材料上市公司盈余管理程度与股权集中度呈U型关系,与流通股比例正相关,而国有股比例和法人股比例对其盈余管理程度无显著影响。依据实证结果,就合适的股权结构提出了相应的政策建议。On the basis of annual reports of new-material listed companies in Shanghai Stock Ex- change and Shenzhen Stock Exchange, the paper selected 122 samples from them and used modified Jones model to analyze the relationship between ownership structure and earnings management. Em- pirical results show that it has a U-shaped relationship between the ownership concentration and earn- ings management, and it has no significant relation between the proportion of state-owned shares and earnings management, so as the proportion of corporate shares. What＇ s more, circulating shares have the positive relation with earnings management. According to empirical results, this paper put forward some policies and suggestions to prevent the earnings management.

关 键 词：股权结构 盈余管理 新材料 

分 类 号：F270[经济管理—企业管理]