皖江城市带外贸转型升级的影响因素实证分析

Empirical Analysis on Influencing Factors of Transformation and Upgrading of Foreign Trade in Wanjiang City Belt

本文归纳了影响皖江地区对外贸易转型升级的六大主要因素,以2000~2015年皖江地区统计数据为对象构建多元线性回归模型,对皖江城市带对外贸易转型升级与六大主要因素之间的关系进行定量实证分析.实证表明:劳动力投入、资本投入和相关配套服务对皖江城市带外贸转型升级不存在正向促进作用;技术进步、产业结构和外商直接投资对皖江城市带外贸转型升级存在正向促进作用.

This paper concluded six major factors which affected transformation and upgrading of Wanjiang cit-ies ,foreign trade. Using statistics from 2000 to 2015, we built a multiple linear regression model in order to ana-lyze relationship between six major factors and transformation and upgrading of foreign trade. Empirical results showed that labor force, capital investment and relevant supporting services had no positive effect to promote trans-forming and upgrading of foreign trade of Wanjiang cities. Technological progress, industrial structure and foreign direct investment had positive effect to promote transforming and upgrading of foreign trade of Wanjiang cities.