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Does R&D element flow promote the spatial convergence of regional carbon efficiency?
Hua Shang1, Li Jiang1, Xiongfeng Pan1
1School of Economics and Management, Dalian University of Technology, Dalian, Liaoning Province, 116024, China.
Journal of Environmental Management
|August 31, 2022
Summary
Research element flow, including personnel and capital, significantly impacts regional carbon efficiency in China. This study reveals that R&D element flow promotes carbon efficiency convergence, aiding balanced development.
Area of Science:
- Environmental Science
- Economics
- Regional Science
Background:
- Carbon efficiency is crucial for achieving carbon neutrality goals.
- R&D investment enhances carbon efficiency statically, but spatial factors and dynamic R&D flow are overlooked.
- Regional inequalities in China lead to varied carbon efficiency and R&D element distribution.
Purpose of the Study:
- To analyze the spatial flow of R&D elements (personnel and capital) in China.
- To estimate regional carbon efficiency using a model accounting for undesirable outputs.
- To investigate the impact of R&D element flow on carbon efficiency convergence across Chinese provinces and cities.
Main Methods:
- Gravity model for R&D element flow analysis (2009-2019).
- MinDS model with undesirable outputs for carbon efficiency estimation.
- Kernel density estimation for regional carbon efficiency characteristics.
- Spatial Durbin model to assess R&D element flow's effect on carbon efficiency convergence.
Main Results:
- R&D personnel and capital flow exhibit regional clustering and unbalanced distribution.
- Regional carbon efficiency initially improved then declined, showing significant spatial disparities and convergence.
- R&D element flow positively influences regional carbon efficiency convergence.
Conclusions:
- Understanding R&D element flow dynamics is vital for improving overall carbon efficiency.
- Spatial management of R&D element distribution can address regional inequalities in carbon efficiency.
- This research provides insights for policy-making to enhance China's carbon efficiency development.
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