资源与产业 ›› 2023, Vol. 25 ›› Issue (2): 126-137.DOI: 10.13776/j.cnki.resourcesindustries.20230315.002

• 非主题来稿选登 • 上一篇    下一篇

城市矿产示范基地建设减轻环境污染了吗?——基于准自然实验的分析

杨子豪,沈泓成   

  1. (台州学院 商学院,浙江 台州 318000
  • 收稿日期:2022-05-18 修回日期:2022-10-05 出版日期:2023-04-20 发布日期:2023-04-27
  • 通讯作者: 沈泓成,博士、讲师,主要从事环境经济学研究。Email:173073566@qq.com
  • 作者简介:杨子豪,本科生,主要从事城市经济学研究。Email:1062995099@qq.com
  • 基金资助:
    浙江省科技厅软科学项目(2020C35086); 台州市哲学社科规划重点项目(19GHZ01);台州市211人才项目;台州学院“青年英才”项目。

DOES CONSTRUCTION OF URBAN MINERALS DEMONSTRATING BASE RELIEVE ENVIRONMENTAL POLLUTION FROM PARA-NATURAL TESTS?

YANG Zihao, SHEN Hongcheng   

  1. (Business School, Taizhou College, Taizhou 318000, China)
  • Received:2022-05-18 Revised:2022-10-05 Online:2023-04-20 Published:2023-04-27

摘要:

我国经济发展模式从注重数量向注重质量、从粗放型向可持续模式转换,强调绿色发展和循环经济成为促进经济可持续发展的重要手段。中国政府十分重视环境质量,相继出台多项与环境污染有关的政策措施,力争发展循环经济。城市矿产示范基地政策已经开展多年,有必要对示范基地是否能够减轻城市环境污染进行综合评价。基于20042018 年中国 279 个地级及以上城市面板数据集,将城市矿产示范基地试点政策视为一次良好的准自然实验,构建双重差分模型,实证研究城市矿产示范基地建设对减轻环境污染的影响,以及科研投入和市场化程度差异的调节效应。结果表明城市矿产示范基地建设显著降低了环境污染,科研投入和市场化程度均消极调节城市矿产示范基地对环境污染的影响。城市矿产示范基地建设对环境污染的异质性检验表明:存在规模异质性,一线城市,城市矿产示范基地建设对降低环境污染的影响小,而非一线城市,降低环境污染的影响大;存在区域异质性,中部城市,城市矿产示范基地对环境污染降低作用不显著,东部和西部城市,环境污染降低作用显著,尤其是西部城市;存在批次异质性,2015年批次的城市矿产示范基地试点效果最佳,2012年批次的效果则相对不明显。选用PSM-DID(propensity score matchingdifference in difference)以及更换被解释变量的方法进行稳健性检验后,结论仍然成立。进行城市矿产示范基地建设对环境污染的影响及效应的实证研究,在理论上有助于丰富或完善我国城市矿产示范基地政策的绩效评估框架,在实践上有助于响应政府“十四五”时期我国将大力发展循环经济的主张,为有序合理开发城市矿产、实现绿色可持续发展和循环经济目标提供科学支撑和理论依据。

关键词: 城市矿产示范基地, 环境污染, 双重差分, 异质性

Abstract:

Green development and circular economy are vital means for sustainable development. This paper, based on China’s 279 prefectures’ 2004 to 2018 panel data, uses urban minerals demonstrating base policy as a para-natural test to establish a DID differences-in-differences model, which is employed to study the impacts of construction of urban minerals demonstrating base on relieving environmental pollution, and the adjusting effect of research inputs and marketization degree. The results show that construction of urban minerals demonstrating base outstandingly relieves environmental pollution, which is offset by research inputs and marketization degree. Size heterogeneity test indicates that construction of urban minerals demonstrating base have less influence on relieving tier1 urban environmental pollution than non-tier 1. Regional heterogeneity shows that construction of urban minerals demonstrating base variably relieves urban environmental pollution, less in the central cities, strong in the eastern, and strongest in the western. Batch heterogeneity shows that 2015 demonstrating bases have the premium results, while 2012 just don’t. which is also validated by PSM-DID stability test. Empirical study on impacts and effects of construction of urban minerals demonstrating base can theoretically improve China’s performance evaluation framework in urban minerals demonstrating base policies, and practically help develop China’s circular economy. This paper presents scientific supports and theoretical basis for China to appropriately develop urban minerals, to reach green sustainable development and circular economy.

Key words: urban minerals demonstrating base, environmental pollution, DID, heterogeneity

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