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排污费征收标准改革是否促进了中国工业二氧化硫减排
Authors
方颖
杨阳
郭俊杰
Publication date
10 January 2019
Publisher
Abstract
利用中国2007-2014年各省二氧化硫(SO2)排污费征收标准调整这一准自然实验,本文采用倍差法和三重差分法检验了中国排污收费政策的治污效果。研究发现,中国排污收费政策虽然因征收标准偏低、内生执法等问题而广受质疑,但仍具有非常显著的减排效果。提高排污费征收标准能够显著降低单位工业产出污染物的排放,空气中SO2浓度也相对降低。此次排污费征收标准调整并未引起污染转移效应,相应污染企业选择治理污染而不是逃避环境监管。进一步的影响机制分析检验发现,此次排污费征收标准调整不仅促使企业加强了污染末端治理,也激励企业加强前端预防的管控手段,在降低单位工业产出煤炭使用的同时,相应企业的生产工艺也得到了显著改善。国家杰出青年科学基金(71625001);;国家自然科学基金重点项目(71631004)的研究资
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Last time updated on 20/11/2020