The Investment Value Evaluation Of The Electric Power Listed Firms

The electric power capital market development has provided the more investments channel and the transaction variety for the investor. Institutional investors and ordinary investors are facing the problem that how to measure the investment value of listed companies from different angles and how to control market risks. First the evaluation indexes system of the investment value on electric power listed firms is established. Then the principal components analysis is used to filtrate the indexes in order to avoid the overlap among the information. Many indexes are turned to comprehensive indexes which influence the power plants'competition ability. The comprehensive indexes are irrelevant with each other but hold the main information of the original variable. Then SVM model is used to test and evaluate 10 electric power listed firms'investment value. It set up the relationship of nonlinear mapping and solved the problem of dimension. This arithmetic is simple and exact. It suits generalized.