哪种生产率可以促进清洁能源转型 - - 总因子生产率还是绿色总因子生产率?
Caiyun Zhang1, Huan Zhu2, Xinze Li3
1Institute of Economics, Chinese Academy of Social Sciences, Beijing, 100836, China.
Journal of environmental management
|July 24, 2024
概括
对绿色总因子生产率 (GTFP) 的投资大大促进了清洁能源转型,比总因子生产率 (TFP) 更大. 绿色效率变化是主要的驱动力,特别是在发达经济体和2008年金融危机后的金融危机中.
科学领域:
- 能源经济学 能源经济学
- 环境科学 环境科学
- 技术创新技术创新技术创新
背景情况:
- 清洁能源的发展对于实现碳中和目标至关重要.
- 技术进步正在加速全球能源转型.
- 了解生产率在采用清洁能源中的作用至关重要.
研究的目的:
- 探索清洁能源转型的动态进化特征.
- 检查总因子生产率 (TFP) 和绿色总因子生产率 (GTFP) 对清洁能源转型的影响.
- 在TFP和GTFP中确定影响清洁能源采用的关键驱动因素.
主要方法:
- 利用了来自171个经济体的面板数据,涵盖了1990-2019年的时间.
- 对TFP,GTFP和清洁能源转型之间的关系进行实证分析.
- 分解TFP和GTFP以确定特定的驱动因素 (GECH,GHCH).
- 在不同的经济发展水平和时间段进行异质性分析.
主要成果:
- 无论是TFP还是GTFP,都对清洁能源转型产生了积极影响.
- 在TFP和GTFP中增加1个标准偏差对应于清洁能源消耗分别增加3.35%和6.03%.
- 绿色效率变化 (GECH) 和绿色技术变化 (GHCH) 是关键驱动因素,其中GECH尤其具有影响力.
- 在发达经济体中,GTFP比TFP具有更强的积极影响.
- 与TFP不同,GTFP的积极影响在2008年金融危机之前和之后都持续存在.
结论:
- 投资GTFP带来了显著的社会效益,对于推动清洁能源转型至关重要.
- 促进绿色技术进步和效率的政策对于可持续的能源发展至关重要.
- 调查结果强调了重点关注绿色生产力指标的重要性,以实现有效的能源政策.
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