Evaluation of Green Economic Efficiency in Anhui Province

In order to better promote the healthy and sustainable development of green economy in Anhui Province, The ultra-efficiency DEA-SBM model was used to evaluate the green economic efficiency of 16 cities in Anhui province from 2005 to 2020, Based on this basis, Select the inputs of capital, energy, labor, land resources and water resources from the input and output dimensions through the relevant literature, And the expected output and non-period output as indicators to establish a green economic efficiency index evaluation system for the evaluation of green economic efficiency in Anhui Province, Through the evaluation of the efficiency of green economy development in 16 cities in Anhui province for more than ten years from 2005 to 2020, Calculated by the DEA-SBM model, Finally, the evaluation results are obtained for the comparison of the major cities in Anhui province, Prior to 2012, The green economy in Ma’anshan is more efficient than that in other cities, After 2012, Huangshan city is the green economic efficiency of the development rate of the best city; From the regional situation, The development efficiency of the green economy in southern Anhui is obviously better than that in northern Anhui and central Anhui.