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How air pollution affects corporate total factor productivity?

Jialiang Yang¹, Wen Yin²

¹Jingjiang College, Jiangsu University, Zhenjiang, 212000, Jiangsu, China.

|May 24, 2024

Summary

Air pollution harms firm productivity, but can boost investor sentiment and R&D investment. Government attention, spurred by pollution, also influences these outcomes, suggesting tailored policy interventions.

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Area of Science:

Environmental Economics
Corporate Finance
Public Policy

Background:

Air pollution poses significant environmental and economic challenges.
Understanding its impact on firm-level productivity is crucial for sustainable development.
Existing research often overlooks the mediating roles of investor sentiment and government attention.

Purpose of the Study:

To investigate the multifaceted relationship between air pollution and total factor productivity (TFP) in Chinese A-share listed companies.
To examine the mediating effects of investor sentiment and government attention on this relationship.
To provide insights for developing targeted environmental and industrial policies.

Main Methods:

Empirical analysis of financial and environmental data from Shanghai and Shenzhen A-share listed companies (2015-2019).
Econometric modeling to assess the direct and indirect impacts of air pollution on TFP.
Mediation analysis to quantify the roles of investor sentiment and government attention.

Main Results:

Air pollution negatively impacts total factor productivity.
Increased air pollution enhances investor sentiment, leading to higher R&D investment and TFP, partially offsetting the negative effect.
A positive correlation exists between air quality and government attention, indicating a responsive regulatory environment.

Conclusions:

Air pollution presents a dual effect on firm productivity through investor sentiment and government response.
Government policies should be differentiated based on enterprise type to effectively manage pollution and support R&D.
Addressing air pollution requires a nuanced approach considering economic incentives and regulatory oversight.