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中国城市数字经济对物流业碳排放的影响效应及传导机制

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在分析数字经济影响物流业碳排放机理的基础上,基于中国2011-2021年278个地级及以上城市的数据,采用非线性回归模型和分位数回归模型实证检验了数字经济对物流业碳排放的影响。研究表明:数字经济与物流业碳排放之间存在U型关系,且当前处于U型的上半部分。作用机制检验发现,数字经济主要通过技术革新和要素配置效率改进两条路径显著降低物流业碳排放,同时,数字经济对物流业碳排放的影响存在空间溢出效应,且存在城市自身规模与资源禀赋的异质性;进一步分析发现,数字经济的发展对物流业的碳排放具有显著的抑制和进化作用,随着分位数的增加,数字经济发展对物流业碳减排的边际影响递减。
The impact and transmission mechanism of China's urban digital economy on carbon emissions in the logistics industry
Based on the analysis of the mechanism of the impact of digital economy on carbon emissions in the logistics industry,based on the data of 278 cities at the prefecture level and above in China from 2011 to 2021,the impact of the digital economy on the carbon emissions of the logistics industry was empirically tested by nonlinear regression model and quintile regression model.The results show that there is a U-shaped relationship between the digital economy and the carbon emissions of the logistics industry,and it is currently in the upper half of the U-shape.The mechanism test shows that the digital economy significantly reduces the carbon emissions of the logistics industry mainly through two paths:technological innovation and factor allocation efficiency improvement,and at the same time,there is a spatial spillover effect on the carbon emissions of the logistics industry,and there is heterogeneity of the city's own scale and resource endowment.Further analysis shows that the development of digital economy has a significant inhibitory and evolutionary effect on the carbon emissions of the logistics industry,and with the increase of quintiles,the marginal impact of the development of digital economy on the carbon emission reduction of the logistics industry decreases.

digital economylogistics industrycarbon emissionsinnovationfeature configuration efficiency

钟文、杨俊、郑明贵、董娟、严芝清

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江西理工大学经济管理学院,江西赣州 341000

数字经济 物流业 碳排放 技术革新:要素配置效率

国家社会科学基金重大项目国家社会科学基金重点项目江西省教育厅科技项目

22&ZD11122AJY014GJJ2200832

2024

中国环境科学
中国环境科学学会

中国环境科学

CSTPCDCHSSCD北大核心
影响因子:2.174
ISSN:1000-6923
年,卷(期):2024.44(1)
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