The Diversification Performance Evaluation of Listed Electric Power Corporations Based on DEA Model

This paper summarized the literature of diversified operation and its performance evaluation, introduced the basic principles of CCR and BCC model, created a diversification performance evaluation system of the listed electric power corporations using the DEA model, and made a positive analysis of the diversified operational efficiency of listed electric power corporations based on sample data, aiming to find out the effect bought by diversification. The results turn out that the corporate technology performance presents downtrend, while total performance and scale performance ascend insignificantly.