在对产业内贸易相关理论进行分析的基础上,运用G-L指数和GHM法对1998—2007年以来我国轿车的产品差异性进行了测算和实证分析,运用基于产品差异性的产业内贸易理论对我国轿车产业内贸易类型进行了判定及分析,明确了我国轿车产业在国际产业价值链中所处的地位,并对我国轿车产业发展方向进行了探讨。

Analyses of Intra-industry Trade of Cars Based on Product VariationYU Xin,YE Hai-yan (School of Economy,Wuhan University of Technology,Wuhan 430070,China)Following the analysis in accordance with the theory of intra-industry trade,this paper calculate the statistic data from 1998 to 2007.And then utilizes the G-L index and GHM theory and practical examples aiming at determining and analyzing the types of intra-industry trade of cars in our country,so as to come to a conclusion that on which layer we locate in the international industrial value chain.At last,it gives some suggestions on how to improve our competitiveness in automobile industry.cars;intra-industry trade;horizontal differentiation;vertical differentiation;classification and analysis