https://www.selleckchem.com/pr....oducts/Tretinoin(Abe
Using environmental regulation to control air pollution is one of the essential means to resolve economic growth bottlenecks and ecological environment constraints. We construct a theoretical framework to analyse the impact of environmental regulation on air pollution by using balanced panel data from 2003 to 2016 of 248 Chinese cities. The results show that both formal and informal environmental regulations can significantly reduce air pollution in prefecture-level cities. Formal environmental regulation indirectly improves