陕西省上市公司盈利能力与资本结构的实证研究

目的研究公司资本结构与盈利能力之间的关系,探讨企业是否可以通过优化资本结构,提高盈利能力。方法以陕西省31家上市公司2011年财务数据为样本,以资产负债率为公司资本结构的代表变量,对反映公司盈利能力的4个主要指标,借助SPSS17.0,利用主成分分析法对陕西省上市公司资本结构和盈利能力的关系进行回归分析。结果与结论企业的盈利能力与其资产负债率成负相关关系,公司可以通过优化资本结构,提高公司盈利能力。

An empirical study on the profitability and capital structure of listed companies in Shaanxi Province

Aim To study the relationship between the company’s capital structure and profitability,and discuss whether a company can improve profitability by optimize the capital structure.Methods Taking the financial data of 31 listed companies in Shaanxi Province in 2011 as a sample and the ratio of liabilities to assets as the representative variables of corporate capital structure,the four main indexes reflecting the corporate profitability are used to analyze regressively the relation between the capital structure and profitability of the listed companies in Shaanxi Province by principal component analysis based on SPSS17.0.Results and Conclusion There is a negative correlation between corporate profitability and the ratio of liabilities to their assets,so the companies may increase their profitability by optimizing their capital structures.