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为了验证进口竞争带来的企业加成率下降这一新的贸易利得来源,本文采用1999～2007年中国工业企业数据库与WITS数据库的相关数据,从总体、地区以及行业性质层面对进口竞争对中国企业加成率的影响进行了实证分析。结果表明,进口竞争效应在中国的确存在,且进口竞争对企业加成率的影响随时间呈现先降后升的特点:进口竞争在短期内将降低企业加成率,使消费者获益;在长期上将促使企业进行调整,促进其加成率回升。
In order to verify the source of the new trade gain brought by the import competition, this paper uses the data of Chinese industrial enterprises database and WITS database from 1999 to 2007 to analyze the import competition from China, The impact of enterprise bonus rate of an empirical analysis. The results show that the import competition effect does exist in China, and the impact of import competition on the enterprise rate of increase appears to drop first and then increase with time: the import competition will reduce the rate of enterprise bonus in a short period and benefit the consumers; In the long run, enterprises will be encouraged to make adjustments to promote their rate of increase.