biostudies-literatureUnknown10Zhang ZFIn the post-COVID-19 era, environmental pollution has been a serious threat to public health. Enterprises are in urgent need of enhancing green technology innovation as the main source of pollutant emissions, and it is necessary for governments to support green innovation of enterprises to reduce pollutant emissions and promote public health. In this context, this paper investigates whether the Ambient Air Quality Standard (AAQS) implemented in 2012 in China contributes to green innovation of enterprises, to provide implications for environmental protection and public health. By using panel data of Chinese A-share listed companies from 2008 to 2020, this study adopts the difference-in-difference model to analyze the policy impact of environmental regulation on green innovation of enterprisFrontiers in public health997864https://www.ebi.ac.uk/biostudies/studies/S-EPMC9687091biostudies-literatureDoes ambient air quality standard contribute to green innovation of enterprises in China? Implications for environmental protection and public health.PMC9687091Lyu YPXu HDZhang ZFShan SSDuan HYLu YQfalseDoes ambient air quality standard contribute to green innovation of enterprises in China? Implications for environmental protection and public health.In the post-COVID-19 era, environmental pollution has been a serious threat to public health. Enterprises are in urgent need of enhancing green technology innovation as the main source of pollutant emissions, and it is necessary for governments to support green innovation of enterprises to reduce pollutant emissions and promote public health. In this context, this paper investigates whether the Ambient Air Quality Standard (AAQS) implemented in 2012 in China contributes to green innovation of enterprises, to provide implications for environmental protection and public health. By using panel data of Chinese A-share listed companies from 2008 to 2020, this study adopts the difference-in-difference model to analyze the policy impact of environmental regulation on green innovation of enterpris2022-01-01T00:00:00Z20222025-04-21T19:03:31.718Z2025-04-05T17:28:29.994ZS-EPMC96870913643823510.3389/fpubh.2022.997864