Qi, Bing; Yang, Zhilin; Deng, Tianjuan - In: Energy strategy reviews 50 (2023), pp. 1-11
government subsidies on input-output slack and production efficiency. We find that the production efficiency of steel enterprises … and photovoltaic enterprises is seriously polarized after considering the undesirable output, and the production … efficiency of relatively small enterprises is high for the steel industry. In an unstable economic environment, it is advisable …