The Study On Problems Of Listed Bank Efficiency In View Of Internal Corporate Governance

Efficiency is the core issue of economic research, and the goal of the commercial Banks.Commercial bank efficiency is the contrast of the input and output of the costs and benefits in the business activities. The efficiency of the banking industry is not only stand for the bank’s performance, but also reflects the economic development of a country. In the long run, the development of banking industry depends on its efficiency. And whether the corporate governance would affect the efficiency, and how to influence is still on air, this article will studied it from this very perspective.This paper uses theoretical and empirical research method.First of all. auther analyze the relationship between corporate goverance and efficiency;next. choose appropriate input and output variables of commercial Banks.using DEA model to compute the technology efficiency, using LINGO software to compute he shadow price of input variables, then computing bank economic efficiency-based on technical efficiency and shadow price:auther study the relationship between the efficiency and ownership structure, Dir-num of directors and senior management features the three corporate goverance angles. Finally.auther put forward policies and suggestions to enhance our country commercial bank efficiency.Data Envelopment Analysis is a kind of method that measure the efficiency, this method which use the linear programming method, can evaluate the contribution of each decision making unit.In this paper, the date used to conduct technical efficiency, shadow price, economic efficiency is from2006to2010, by quarter when calculating bank efficiency and measure the relationship between the efficiency and corporate goverance. a total of252samples. Through the theoretical and empirical analysis, author conclude that ownership concentration, especially the ratio of the largest shareholder and bank efficiency have significant negative correlation; The increase of shareholding percentage of management can significantly improve the efficiency; The size of the Dir-num and bank efficiency exist inverse U curve, The higher the independence of Dir-num of directors.the higher of the effiency,. Finally, the author puts forward suggestions to improve the efficiency of Banks in the three angles.