The Analysis Of Extension Theory On Securities Market's Quantified Risks Control Models

In recent years ,the frequent international financial crisis, has caused the widespread attention of the scholar and the financial organization to risk management. At present, on international widely , the new standard risk management tool is VaR which is developed on the century 90's laterBut, through many scholars' theoretical analyses and the real diagnosis research of our country, finally the results indicated the VaR model has the certain difficulty in our country's stock market application. Therefore the key point of this article's studies is the discussion on the VaR model and the feasible method of application of the VaR method in Chinese stock market risk management, as well as the real diagnosis research of this method.This article firstly discussed the VaR model and extension theory with emphasis, proposed the combination of the VaR model and the extension theory. This article also proposed a theoretical frame for this possibility--the planification by extension theory.The Second part of this article established securities market's quantified risks control models by using the basic theory and method of a new developing science—extension theory. It proposed the conversion from risks punishment to the regulatory risk management methods. And eventually, it achieved objectives of self-realization rational investment and self-risk control.This article finally take the securities investment fund as the example, discussed the feasibility and the superiority of our country's stock market risk quantification control model established by this article ,based on the real diagnosis in the risk's control and protection .All data used in this article was taken from the Beijing TianXiang software system, statistical analysis software mainly used here is SAS and the MATLAB software package.