On Enterprise Operation Efficiency and Strategic Research Based on Super-efficient DEA

With the rapid development of China's electric power market today, the national provincial electric power companies, which are under the background of the principal-agent framework management, have become the main development pillars of the national electric power companies. These companies are responsible for many important businesses such as electric power market exploitation, power grid construction, electric power operation mode transformation, etc., and they are relatively independent management subject. How to evaluate the performance of provincial companies is always a focus point of the management of the national electric power company. The author tries to improve the (CR)-R-2 evaluation model of the DEA method and construct the super-efficient DEA evaluation model, in order to solve the problem that the sorting and selecting decision cannot be made when there are more than one effective decision unit, furthermore, to apply it to evaluate the operation efficiency of provincial companies and propose measures to improve business performance. The author hopes this can provide good ways of improving the reformation of electric power companies marketization in their reformation process.