城市环境效率的连续增长:来自中国城市的证据
1Institute of Economics, Shanghai Academy of Social Sciences, Shanghai, 200020, China.
Environmental science and pollution research international
|October 5, 2023
概括
中国城市的环境效率逐渐增长. 城市规模和环境效率之间的关系从线性转变为U形,由工业转移驱动,有利于大中型城市.
科学领域:
- 城市研究 城市研究
- 环境经济学环境经济学
- 区域科学 地区科学
背景情况:
- 评估城市环境效率对于可持续发展至关重要.
- 了解城市规模和环境绩效之间的动态是有效城市规划的关键.
- 工业转移对城市的环境效率产生了重大影响.
研究的目的:
- 研究中国城市城市城市规模与环境效率之间的不断变化的关系.
- 分析工业转让作为影响这种关系的机制的作用.
- 为优化城市环境效率提供政策建议.
主要方法:
- 从2003年到2019年,对282个中国城市的环境效率数据进行实证分析.
- 检查城市规模与环境效率关系的连续变化.
- 测试工业转让的调解效应.
主要成果:
- 在研究期间,中国城市的环境效率呈现出连续增长.
- 城市规模与环境效率之间的关系从积极的线性趋势转变为U形曲线.
- 这种转型归因于工业转移,城市化优势从大城市转移到大中型城市.
结论:
- 由于工业转移,城市化优势正在从大城市重新分配到大型和中型城市.
- 政府政策应支持大城市的人口流动性,改善中型城市的公共服务.
- 政策应避免过度干预工业转型的市场,并避免阻碍小城市人口减少.
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