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黄河流域数字经济发展对碳排放的影响效应分析

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当前数字经济发展方兴未艾,这为区域碳减排带来新机遇.本文基于 2011-2021 年黄河流域 69 个地级行政单元的面板数据,采用双向固定效应模型、中介效应模型,分析黄河流域数字经济发展对碳排放的影响效应.研究结果表明:(1)黄河流域数字经济发展对碳排放影响显著,且前者对后者的作用呈现先促进、后抑制的倒"U"型非线性关系.(2)从中介效应看,黄河流域数字经济发展通过对产业结构、城镇化水平和区域创新能力的中介作用间接影响碳排放强度.(3)就区域异质性而言,黄河流域中、下游地区数字经济发展对碳排放的影响效应强于上游地区,中、下游地区的影响效应相差无几.
Analysis of the Effect of Digital Economy Development on Carbon Emissions in the Yellow River Basin
Currently,the development of digital economy is on the rise,which brings new opportunities for regional carbon emission reduction.In order to explore the impact of the development of digital economy on carbon emissions in the Yellow River Basin,panel data of 69 prefecture-level administrative units in the Yellow River Basin from 2011 to 2021 are used as samples,the effect of digital economy development on carbon emission in the Yellow River Basin is explored through two-way fixed effect model,mediated effect model and regional heterogeneity analysis.The results of the study show that:(1)the development of digital economy in the Yellow River Basin has a significant impact on carbon emissions,and the effect of the former on the latter shows an inverted U-type non-linear relationship of"promoting first and inhibiting later".(2)In terms of intermediary effects,the development of the digital economy in the Yellow River Basin will indirectly affect carbon intensity through indirect effects on industrial structure,urbanization rates and regional innovation capacity.(3)In terms of regional heterogeneity,the digital economy development in the middle and downstream areas of the Yellow River Basin has a stronger impact on carbon emissions than that in the upstream area,the effects on the middle and downstream reaches of the river are similar.

Yellow River Basindigital economycarbon emissions

张永凯、乔慧玲

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兰州财经大学 农林经济管理学院,甘肃 兰州 730020

兰州财经大学 经济学院,甘肃 兰州 730020

黄河流域 数字经济 碳排放

甘肃省自然科学基金项目兰州财经大学学科科研融合团队建设项目

23JRRA1783XKKYRHTD202302

2024

国土资源科技管理
国土资源部科技与国际合作司 成都理工大学

国土资源科技管理

CSTPCDCHSSCD
影响因子:0.519
ISSN:1009-4210
年,卷(期):2024.41(4)
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