推进细微的污染控制:当地改善和政策对关键企业的空间溢出效应
Dong Liu1, Xiao Li1, Haijia Shi2
1School of Public Policy and Administration, Xi'an Jiaotong University, 28 Xianning West Road, Xi'an, Shaanxi Province, 710049, China.
Journal of environmental management
|March 16, 2024
概括
精确污染控制政策显著减少了当地空气污染,但可能会使附近地区的空气质量恶化. 需要协调策略来管理这些空间溢出效应,以获得更好的环境结果.
科学领域:
- 环境科学 环境科学
- 经济学 经济学 经济学
- 城市规划 城市规划
背景情况:
- 空气污染仍然是一个关键的全球挑战,需要有效的控制政策.
- 中国转向精密污染控制的目标是高排放企业,以获得更大的影响.
研究的目的:
- 评估精确污染控制政策对中国城市空气质量的有效性.
- 分析这些政策的直接当地影响和空间溢出效应.
主要方法:
- 利用了来自中国259个城市 (2013-2021) 的面板数据.
- 使用差异差异 (DID) 和空间德宾模型进行分析.
主要成果:
- 城市空气污染物度的显著降低被观察到.
- 这些政策有助于工业重组,技术投资和经济增长.
- 空间分析显示了空气质量的正相关性,但也对邻近地区产生了意想不到的负面溢出效应.
结论:
- 精确的污染控制有效地减少了局部污染,但需要策略来减轻空间溢出效应.
- 综合环境和社会经济政策,区域协调和技术对于提高效率至关重要.
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