本文选取2006～2009年沪、深A股民营上市公司的数据作为研究样本,采用多元回归分析方法,对公司资本结构与经营业绩进行研究。研究结果表明:民营上市公司业绩与资产负债率呈正相关关系但不显著;公司业绩与公司规模显著正相关;公司业绩与长期借款负债率和短期借款负债率均呈显著负相关关系。 This article selects the data of Shanghai and Shenzhen A-share private listed companies from 2006 to 2009 as the research sample, and uses the multiple regression analysis method to study the company’s capital structure and business performance. The results show that: the performance of private listed companies and debt ratio was positively correlated but not significant; company performance and the size of the company was significantly and positively correlated; company performance and long-term debt and short-term debt ratio were significantly negative correlation.