关键词: 企业异质性 , 出口 , 工资溢价 , 创新能力 , 梅里兹模型

Abstract: This paper reveals the influence mechanism of firm heterogeneity and export on wage premium, which is based on the theory of firm heterogeneityThis paper empirically tests the impact of firm heterogeneity and export on wage premium, which is based on the microdata of Chinas industrial enterprisesThe results of research are as followsFirst of all, firm heterogeneity has a significant impact on wage premiumThe enterprise innovation ability, the enterprise productivity, the capital intensity and the technology intensity, the enterprise performance all have a significant positive impact on the wage premiumThe higher of innovation capacity, the higher of the productivity level and the better performance generate the more obvious of wage premiumSecond, export and export subsidies can bring a significant wage premiumThe wage premium has an inverted Ushaped relationship with export intensity and export subsidy intensityThird, human capital (education level, job title, skill) also has a significant positive effect on wage premiumThe higher the level of human capital is, the more obvious the wage premium isIn addition, large enterprises, central enterprises, foreign enterprises and coastal enterprises all have obvious wage premiumThe conclusions above provide important policy implications

Key words: firm heterogeneity , export , wage premium , innovation capability , Melitz model