数字经济对长三角区域经济发展的实证研究

An Empirical Analysis of the Impact of Digital Economy on Economic Development of Yangtze River Delta Region

数字经济是实施国家重大战略的强大支撑力量。截至2021年底,中国数字经济规模已达45万亿元,数字经济成为我国近年经济增长的核心驱动力,在国民经济中的地位不断提高。近年来,企业积极利用互联网、大数据、人工智能等新一代信息通信技术提高劳动生产率,数字经济对推动制造业的升级意义重大。首先,本文首先选择相关指标分析长三角各城市的数字经济发展水平,利用全要素生产率描述和测算长三角制造业发展水平。其次,选择回归模型进行回归,综合衡量和评价数字经济对长三角制造业发展水平的影响。最后,基于实证结果,总结了长三角数字经济发展水平对制造业发展的影响机制,并提出了促进制造业发展升级的建议。

Digital economy is a powerful force for implementing major national strategies.By the end of 2021,the scale of China’s digital economy had reached 45 trillion yuan.Digital economy has become the core driving force of economic growth in recent years,and its position in the national economy has been continuously improved.In recent years,enterprises have actively used the Internet,big data,artificial intelligence and other new generation information and communication technologies to improve labor productivity.Digital economy is of great significance in promoting the upgrading of manufacturing industry.By selecting relevant indicators,this paper first analyzes the development level of digital economy in cities located in Yangtze River Delta,and uses total factor productivity to describe and calculate the development level of manufacturing industry in the Yangtze River Delta.Then,the regression model is selected to comprehensively measure and evaluate the impact of digital economy on the development level of manufacturing industry in the Yangtze River Delta.Finally,based on the empirical results,this paper summarizes the impact mechanism of the development level of digital economy on the development of manufacturing industry in the Yangtze River Delta,and puts forward some suggestions to promote the development and upgrading of manufacturing industry.