Empirical Research Of Credit Risk Evaluation In Private Listed Companies Of China

Because of the global financial crisis which caused by the U.S. sub-prime crisis is going worse, enterprises in all states are enduring a huge test. Looking at Chinese enterprises, although the private listed companies has become an important component of Chinese economic system, they're credit risks didn't get an enough recognition already. Now, the lack of credit risks evaluation has become one of the most important problem in private listed companies'developing. Thus, the research of credit risk evaluation in private listed companies is urgent.Based on a large number of literature reading, this paper analyze the research actuality and the existent problem, found an index system, construct the evaluation model based on factor analysis and AdaBoost-SVM, by the sample data, the paper use the model to optimize the index system and make an empirical research on 38 samples, analyze the demonstration result and compare it with the traditional SVM medol, to find an effective tool for credit risk evaluation in private listed companies of China.