首页|绿色金融助推重污染企业减排效应研究

绿色金融助推重污染企业减排效应研究

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基于2012-2022年沪深A股上市公司样本,以2017年成立的首批绿色金融改革创新试验区作为准自然试验,采用三重差分方法,通过比较绿色金融试点政策实施前后、试点地区相对于非试点地区、重污染行业相对于非重污染行业,企业碳排放是否变化来检验绿色金融试点政策对企业污染减排的影响。研究发现:绿色金融试点政策有效降低了试点地区重污染企业的碳排放水平,经过一系列稳健性检验后结论依然成立。机制分析表明,末端治理、融资约束以及缩减规模是绿色金融政策降低重污染企业碳排放的重要渠道。异质性分析发现,绿色金融试点政策的碳减排效果在国有企业、外部融资依赖度高的企业、资本密集型行业、环境规制较强地区的重污染企业中更为显著。研究结论不仅为评估绿色金融试点政策的实施效果提供了经验证据,还对绿色金融改革创新试验区的复制和推广具有实践意义。
A Study on the Effect of Green Finance on Promoting Emission Reduction of Heavy-polluting Enterprises
Based on the samples of Shanghai and Shenzhen A-share listed companies from 2012 to 2022,the paper uses the first batch of green finance reform and innovation pilot zones established in 2017 as quasi-natural tests,and uses a triple difference method to test the impact of green finance pilot policies on corporate pollution reduction by comparing before and after the implementation of the green finance pilot policy,and the pilot areas relative to non-pilot areas,heavily polluting industries relative to non-heavily polluting indus-tries,whether corporate carbon emissions change.The results show that the green finance pilot policy has effectively reduced the carbon emissions levels of heavily polluting enterprises in the pilot areas,and this conclusion still holds after a series of robustness tests.The mechanism indicates that end-of-pipe environmental governance,financing constraints and production scale are three important channels for the policy to effectively reduce corporate carbon emissions.Heterogeneity analysis reveals that the carbon emission reduction effect of green finance pilot policies is more significant for state-owned enterprises,enterprises highly dependent on external financing,cap-ital-intensive industries and enterprises in areas with strict environmental regulations.The conclusions of this research not only provide empirical evidence for evaluating the implementation effect of green finance pilot policies,but also have practical significance for repli-cating and promoting the green finance reform and innovation pilot zone.

Green Finance PolicyPollutant EmissionsEnvironmental GovernanceFinancing Constraints

王冬梅、王学渊、赵连阁

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浙江工商大学经济学院,浙江杭州 310018

绿色金融政策 污染排放 环境治理 融资约束

国家社会科学基金项目

23BJY162

2024

经济经纬
河南财经学院

经济经纬

CSTPCDCSSCICHSSCD北大核心
影响因子:1.006
ISSN:1006-1096
年,卷(期):2024.41(4)
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