| Analysis of corporate economic activity is the basis for enterprise decision making and is powerful means to improve economic efficiency. Currently, the domestic electricity market is on the primary stage of reformation:separating of plant and grid, price bidding, and opening up the initial stage of power generation market. Power generation enterprises are on the way of marketization to expand the production and management autonomy. Only on the effective support of the economic activities analysis, the power generation companies could maximize and optimize the allocation of resources, reduce operating cost, and control electricity market operation. This paper summarizes basic analysis method of economic activity, based on economic activities of enterprises in the application of power to study the generation of economic activities of enterprises operating model, establishes evaluation method of economic benefit which based on the principal component analysis method, establishes a power generation business model from the main business income, power generation fuel costs, profits and developing ability, and combines with the specific data of a power plant in northeast, empirically analysis the model. |