杨力俊;赵云;谭忠富;

• 1:北京电力公司
• 2:北京电力公司
• 3:华北电力大学电力经济研究院 北京市 西城区 100031
• 4:北京市 西城区 100031

摘要(Abstract)：

基于电力产业的市场结构特性和福利经济学理论设计出一种用于评估电力市场中卖方市场力的新指标——社会福利损失率,它综合了多个有代表性且常用的评估指标,反映了影响市场力的各因素及其影响趋势,因此能够更准确、全面地评估市场力的真实情况。同时,根据社会福利最大化原则及消费者剩余和生产者剩余均衡原则设计出判别市场力大小的标准,并按照该标准由新指标的计算结果评估出各厂商市场力的绝对大小与相对大小。这种双重评估效果有助于准确地评估市场力并合理有效地平抑市场力。

关键词(KeyWords)： 自然垄断;卖方市场力;社会福利损失率;生产者剩余;消费者剩余;电力市场

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 杨力俊;赵云;谭忠富;

Email:

DOI: 10.13335/j.1000-3673.pst.2006.07.006

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