| Listed companies are establishing a modern enterprise system, the main component of the capital structure of listed companies in one of the most important issues. Modigliani and Miller 1958 MM theory proposed since the study of this theory has lasted 50 years, many scholars from different angles, they have made a lot of well-known theory, but also keep the capital structure of listed companies, the impact of factors empirical study carried out in order to optimize the capital structure of listed companies made reference design. In this paper, based on these theories, using rigorous econometric methods, empirical analysis of capital structure of listed companies in Shaanxi factors, combined with the current capital market situation in Shaanxi Province, the capital structure of the unreasonable conduct in-depth analysis, the corresponding countermeasures. This paper is divided into five parts:The first part introduces the background of this study, review and analysis of optimal capital structure literature at home and abroad. In addition, given the current capital structure of Shaanxi limitations of empirical research methods, brief introduction to the study methods and innovations; the second part introduces the MM Theorem since been the capital structure of the theory of evolution, and review, in detail Summary of the Western scholars on the development of capital structure theory and the theory of Review; third part of the major listed companies from Shaanxi overall debt levels, equity structure of listed companies to describe the Shaanxi basic status of the capital structure, analysis of listed companies in Shaanxi the causes of the status of capital structure; fourth part of the capital structure of listed companies in Shaanxi factors, the use of 2004-2008 financial data of listed companies in Shaanxi panel data mean and empirical analysis of capital structure, draw empirical conclusions. The fifth part is about the capital structure of listed companies in Suggestions for Optimization, which part of the Shaanxi Province, according to the capital structure of listed companies on the basis of factors that puts forward the countermeasures listed company's capital structure. |