数字经济何以赋能自贸区发展
How the Digital Economy Enables the Development of Free Trade Zones

数字经济已成为中国经济发展的关键动力，研究数字经济如何赋能自贸区发展对我国经济高质量发展具有重要现实意义。文章基于2013~2020年18个自贸区的面板数据，运用熵权TOPSIS法测算了数字经济发展水平和自贸区发展水平，通过构建面板固定效应模型和中介效应模型实证分析数字经济对自贸区发展的影响及作用机制，并进一步采用变量替换和删除部分数据进行模型稳健性检验。分析结果显示：数字经济对自贸区发展发挥了显著的积极作用，创新是数字经济推动自贸区发展的重要途径。
Digital economy has become the key driving force for China’s economic development. It is of great practical significance to study how the development of free trade zones enables the high-quality development of China’s economy. Article based on the 2013~2020 18 free trade panel data, using the entropy right TOPSIS method to measure the digital economy development level and free trade area, build the panel fixed effect model and mediation effect model empirical analysis of the influence of the development of free trade area and the mechanism of action, and further use the variable replacement and delete part of the data model robustness test. The analysis results show that the digital economy has played a significant and positive role in the development of the free trade zone, and innovation is an important way for the digital economy to promote the development of the free trade zone.