从"单点利益"到"链级差异化":对政府补贴的供应链溢出效应的研究
1College of Economics and Management, Northwest A&F University, Yangling, 712100, China.
Journal of environmental management
|November 14, 2025
概括
政府补贴提高了受益企业的生产率,但对供应链产生了负面影响,主要是通过创新和资本. 这些影响在新能源部门更为明显,突出了能源转型政策优化需求.
科学领域:
- 经济学 经济学 经济学
- 环境政策 环境政策
- 工业组织 工业组织 工业组织
背景情况:
- 推动能源转型需要了解政府补贴对企业生产力和供应链的影响.
- 现有的研究缺乏对跨行业的GS溢出效应和传播机制的全面分析.
研究的目的:
- 调查政府补贴 (GS) 对受益企业及其上下游 (U&D) 合作伙伴的总因子生产率 (TFP) 的影响.
- 确定GS效应的传播途径,包括创新投入和资本配置.
- 为了比较各行各业的效率差异,重点关注新能源部门.
主要方法:
- 使用中国A股上市公司的数据进行实证分析.
- 检查GS对受益企业和U&D企业的TFP的影响.
- 对新能源和非新能源企业及其供应链之间的效率差异进行比较分析.
主要成果:
- GS显著增强了受益企业的TFP,但对U&D企业产生了负面溢出效应,主要是通过创新投入和资本配置.
- 对受益者的积极影响和对U&D公司的负面溢出影响在新能源部门及其供应链中更为明显.
- 创新投入是新能源和非新能源公司之间的效率差异的关键,而创新和资本配置都推动了U&D公司的差异.
结论:
- 政府补贴可以刺激直接的生产率增长,但可能会扭曲供应链效率,需要谨慎的政策设计.
- 新能源部门对补贴有独特的反应,这表明定制的政策方法对于加速能源转型至关重要.
- 调查结果为优化补贴政策提供经验支持,以提高整体经济效率并支持可持续能源发展.
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