The Introduction Of Var Performance Of Listed Companies An Empirical Study Of The Integrated Assessment System

Listed companies are public companies, and they are the focus of public attention. According to their operating performance, the investors or creditors will decide whether to continue to hold shares of enterprises, to increase investment, meanwhile the potential investors decide their capital investment direction.With the globalization and integration of the world's economy, the appearance of the modern financial theory and the development of the informatics technology, the global financial markets developed rapidly and became more and more fluctuant. Especially when the listed companies face the event of a major incident, the managers of strategic policy decision aroused enormous risks. Because decision-making is the key, the main difficultly and the most risk work for any manager, particularly the top leader. At present, many managers have found themselves in a volatile external environment. Because of the uncertain factor that the top director faces is more than the correct or required number, sometimes righteous incomplete mutual information contradiction, under these kinds of condition, the top leader's decision-making will meet huge policy risk. This can be used appraising risk valuation that director strategic decision arouses again as well as risk affects to a listed company value becoming very necessary and urgent.Chinese enterprises listed companies in China has become the most important part of the force in the national economy, therefore, operating performance of listed companies is to promote scientific and effective evaluation of the overall management level of Chinese enterprises to enhance and promote China economic development and effective measures. In view of the fact that the present enterprise studies the aspect to have the flaw, this paper aim to improve operating performance evaluation model.Based on the course of the paper, this article premise supposition market is effective. The writer will use ways of application and theory research, quantitative analysis is a main way, meanwhile combine qualitative analysis and quantitative analysis. To the introduction of VaR (Value at Risk) for comprehensive evaluation of the performance of listed companies in the process of study, aim to improve the existing partial evaluation system of listed companies, Under the new evaluation system, not only reflected in the indicators of its financial position, but introduced risk information management capabilities for enterprise decision-makers measure indicators (VaR). This is innovative for the evaluation index system of listed companies. Meanwhile when calculates VaR, used has been different with the before computational method. Then, factor analysis of the group's original target, was the main factor related, Based on these factors and then the performance indicators, listed companies reached a comprehensive evaluation of the new system, Then the Shanghai stock market to sample some of the biotechnology companies listed with the traditional evaluation of the financial system as a reference. The empirical results show that the new evaluation system will be able to make a more comprehensive listing of companies is operating more objective evaluation.