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作 者:张斯琴[1,2] 田雪岐 ZHANG Siqin;TIAN Xueqi(School of Economics and Management,Inner Mongolia University of Science and Technology,Baotou 014010,China;Yellow River Jiziwan Development Research Institute,Baotou 014010,China)
机构地区:[1]内蒙古科技大学经济与管理学院,内蒙古包头014010 [2]黄河几字弯发展研究基地,内蒙古包头014010
出 处:《人民黄河》2025年第2期8-14,41,共8页Yellow River
基 金:国家社会科学基金资助项目(22XJY001);内蒙古社会科学基金重点项目(2022NDA130);内蒙古自治区高等学校人文社会科学研究项目(2023QNJS081)。
摘 要:为了探究数字经济赋能黄河流域新质生产力培育及城市低碳转型的现实路径、给黄河流域生态保护和高质量发展相关研究提供参考,在对数字经济、新质生产力与低碳转型互促机制理论分析基础上,基于“宽带中国”试点城市这一准自然实验,以低碳转型程度为被解释变量,以数字经济的代理变量“宽带中国”试点政策为核心解释变量,把能源效率、产业结构、消费低碳转型水平作为表征新质生产力的中介变量,利用2011—2022年黄河流域76个城市的面板数据,运用多期双重差分模型进行了实证分析。结果表明:1)数字经济发展能够显著推进黄河流域城市低碳转型;2)数字经济的低碳转型效应在黄河流域具有城市等级与城市规模异质性,在中心城市其效应更显著,在小城市、中等城市、大城市的效应依次递增;3)新质生产力对数字经济低碳转型效应具有重要的中介作用,供给侧能源效率的提升、产业结构优化升级是其显著助力黄河流域城市低碳转型的两条具体路径。提出了全面推动黄河流域数字经济发展、加快形成新质生产力培育的重要着力点、多措并举持续推进黄河流域低碳转型等建议。In order to explore the practical path of digital economy empowering the cultivation of new⁃quality productivity and urban low⁃carbon transformation,and to provide reference for the research related to the ecological protection and high⁃quality development of the Yellow River Basin,the paper took the extent of low⁃carbon transition as the explained variable and the“Broadband China”pilot policy,a proxy for the digital economy,as the core explanatory variable,also considered energy efficiency,industrial structure,and the level of consumption low⁃carbon transition as mediator variables representing new productive forces.Using the panel data of 76 cities in the Yellow River Basin from 2011 to 2022,the empirical analysis was carried out by using the multi⁃period double⁃difference model.The results show that a)the development of digital economy can significantly promote the low⁃carbon transformation of cities in the Yellow River Basin.b)The low⁃carbon transformation effect of digital economy is heterogeneous in the Yellow River Basin in terms of city class and city scale,with the effect being more pronounced in the central cities,and the effect is increasing in small,medium and large cities in that order.c)The new⁃quality productivity has an important intermediary effect on the low⁃carbon transformation effect of digital economy,and the supply⁃side energy.The improvement of supply⁃side energy efficiency and the optimization and upgrading of industrial structure are two specific paths that significantly help the low⁃carbon transformation.Finally,the paper proposes suggestions such as comprehensively promoting the development of the digital economy in the Yellow River Basin,accelerating the formation of key areas for cultivating new productive forces,and adopting multiple measures to continuously promote the low⁃carbon transition in the Yellow River Basin.
关 键 词:新质生产力 数字经济 低碳转型 现实路径 双重差分模型 实证分析 黄河流域
分 类 号:F49[经济管理—产业经济] TV882.1[水利工程—水利水电工程]
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