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Does industrial agglomeration affect the regional environment? Evidence from Chinese cities
Yu Hao1,2,3,4,5, Jingyang Song1, Zhiyang Shen6
1School of Management and Economics, Beijing Institute of Technology, Beijing, 100081, China.
Environmental Science and Pollution Research International
|September 4, 2021
Summary
Industrial agglomeration impacts regional pollution. Manufacturing boosts it, service alleviates it, while synergistic agglomeration shows an inverted U-shape, worsening then improving environmental quality.
Area of Science:
- Environmental Science
- Regional Economics
- Spatial Econometrics
Background:
- Industrial agglomeration is a key driver of regional economic development.
- Understanding its environmental impact is crucial for sustainable development strategies.
- The Beijing-Tianjin-Hebei region faces significant environmental challenges due to industrial activity.
Purpose of the Study:
- To investigate the differentiated impacts of manufacturing, service, and synergistic agglomeration on regional environmental pollution.
- To analyze the spatial effects and spillover effects of industrial agglomeration in the Beijing-Tianjin-Hebei region.
- To provide policy insights for balancing industrial growth and environmental protection.
Main Methods:
- Panel data analysis for 13 prefecture-level cities in Beijing-Tianjin-Hebei (1998-2018).
- Spatial autocorrelation, spatial lag, and spatial error models were employed.
- Examination of the non-linear relationship between synergistic agglomeration and environmental pollution.
Main Results:
- Significant spatial autocorrelation, lag, and error effects on pollution levels were found.
- Manufacturing agglomeration exacerbates pollution; service agglomeration alleviates it.
- Synergistic agglomeration exhibits an inverted U-shaped relationship with pollution, initially increasing then decreasing it, with an inflection point around 2.85.
Conclusions:
- Differentiated impacts of industrial agglomeration types on the environment necessitate tailored policies.
- The inverted U-shaped effect of synergistic agglomeration suggests a window of opportunity for environmental improvement post-inflection point.
- No significant spillover effect of synergistic agglomeration on neighboring regions was detected, emphasizing localized policy importance.
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