电力是国民经济的基础性产业,密切关系企业生产和群众生活。电力价格,直接影响工商企业生产成本和广大人民群众的生活成本,社会关注度高。长期以来,我国实行电网企业统一购电、统一售电的经营模式,电网企业通过收取销售电价和上网电价的价差维持生产经营、获得利润。这种统购统销的模式,主要有 Electricity is a basic industry in the national economy, closely related to the production of enterprises and people’s lives. The price of electricity directly affects the production cost of industrial and commercial enterprises and the living cost of the broad masses of the people, with a high social concern. For a long time, China has implemented a unified power purchase and unified sales model for power grid enterprises. The power grid enterprises maintain their production and operation and receive profits by charging the spread between the sales price and the on-grid electricity price. This pattern of unified marketing system, mainly