By employing the matching data of China's industrial enterprise database,customs database and corporate pollution emission database,and by placing enterprise heterogeneous characteristics,technical bottlenecks and institutional constraints in a unified analysis fram...MORE By employing the matching data of China's industrial enterprise database,customs database and corporate pollution emission database,and by placing enterprise heterogeneous characteristics,technical bottlenecks and institutional constraints in a unified analysis framework,this paper examines the impact of global value chain e...