首页|对外直接投资能否改善母国环境质量?——基于中国企业水污染排放视角的检验

对外直接投资能否改善母国环境质量?——基于中国企业水污染排放视角的检验

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本文使用多个中国微观企业数据,通过双重差分法和多种异质性稳健估计方法,识别了中国企业对外直接投资影响污染排放的因果效应和作用机制.研究发现,企业对外直接投资会显著降低其化学需氧量(COD)的排放;并且,在降低COD排放强度的同时提高了总产出.进一步机制分析表明,企业主要通过到环境规制更严格国家对外直接投资产生的逆向技术溢出,以及促进出口的集约边际和拓展边际来实现减排.
Does Outward Foreign Direct Investment Improve Environmental Quality in Home Country?—Evidence from Chinese Firms'Water Pollution Emissions
We empirically examine the causal effects and mechanisms of China's outward foreign direct investment on pollution emissions.Using a difference-in-differences framework and various heterogeneity robust estimation methods based on a series of firm-level data,we find that outward foreign direct invest-ment significantly reduces firms'COD emissions.Moreover,it increases total output while reducing COD emission intensity.The mechanism analysis shows that firms achieve emission reductions mainly through reverse technology spillovers from outward foreign direct investment in host countries with stricter envi-ronmental regulations and by promoting the intensive margin and extensive margin of exports.

outward foreign direct investmentfirms'pollution emissionsdifference-in-differences

田素华、熊琴

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复旦大学世界经济研究所和世界经济系

南京工业大学经济与管理学院

对外直接投资 企业污染排放 双重差分法

上海市哲学社会科学规划课题

2023BJL001

2024

经济学(季刊)
北京大学出版社

经济学(季刊)

CSTPCDCSSCICHSSCD北大核心
影响因子:3.829
ISSN:2095-1086
年,卷(期):2024.24(3)