Environmental Policy Combination Promotes Renewable Energy Technology Innovation

Strategic Insights -

A recent study conducted by researchers at the Shanxi University of Finance and Economics has investigated the impact of environmental policy combinations on renewable energy technology innovation in China. The study finds that the combination of emissions trading (ET) and carbon emissions trading (CET) policies can promote technological innovation in renewable energy, particularly in eastern regions and high economic development regions. The research highlights the importance of cross-regional cooperation and innovation in renewable energy technologies.

Key Takeaways:

  • The combination of emissions trading (ET) and carbon emissions trading (CET) policies can promote renewable energy technology innovation in pilot regions.
  • Compared to single policies, the promoting effect of policy combinations is more pronounced, achieving policy complementarity effects.
  • Policy combinations can better promote renewable energy technology innovation in eastern regions and high economic development regions.
  • In the fields of photovoltaic power, wind power, and ocean power, the promoting effect of policy combinations on technological innovation is more significant.
  • Spatial effect analysis indicates that policy combinations have a significant positive spatial spillover effect on renewable energy technology innovation.
  • The government should enhance cross-regional cooperation, continuously promote energy structure transformation, and innovate renewable energy technologies.

Statistics:

  • The study uses a multi-period difference-in-differences model and spatial econometric model to analyze the impact of environmental policy combinations.
  • The results show that the policy combination can promote renewable energy technology innovation in pilot regions, with a more pronounced promoting effect compared to single policies.
  • The promoting effect of policy combinations is more significant in eastern regions and high economic development regions.
  • The study finds that the policy combination has a significant positive spatial spillover effect on renewable energy technology innovation.

Sources:

  • Complementarity or Crowding Out? the Impact of Environmental Policy Combination On Renewable Energy Technology Innovation. Renewable Energy, 2025;248.
  • Elsevier - www.elsevier.com
  • Renewable Energy - www.journals.elsevier.com/renewable-energy/
  • Shanxi University of Finance and Economics, Collaborat Innovat Ctr Resource Based Econ Transfo, Taiyuan 030006, People's Republic of China.