This paper combs the literature related to financial development and energy research. Reviewing the relevant literature, we find that few studies in China have paid attention to the changes of efficiency and energy productivity in the financial industry as well as their correlation. The interlinkage between green finance and energy efficiency is still a topic that has been less discussed. In addition, considering the untouched issues in these studies, this paper proposes the application of Metafrontier performance theory.
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