本文主要分析了政府进入管制带来的管制费用、社会福利损失、被管制企业成本增加等诸多的负面影响;同时,为了建立一种基于成本收益分析基础之上的现代政府进入管制体制,在对政府进入管制的成本和收益进行了一般理论分析的基础上,对中国电信业进行了相关的实证研究,虽然本文以中国电信业为例,但是其中的分析方法却具有一般性。 This paper mainly analyzes the negative impact of government control costs, social welfare losses and the cost of regulated enterprises. At the same time, in order to establish a modern government access control system based on cost-benefit analysis, Based on the general theoretical analysis of the cost and benefit of the government entering the regulation, this paper conducts relevant empirical research on China’s telecom industry. Although this article takes the Chinese telecom industry as an example, its analytical methods are general.