On the Calculation of Xinjiang's Green Economic Efficiency and Its Spatial-temporal Evolution—Based on Undesired Output Super-efficiency SBM-DEA Model
Gao Zhigang, Tian Feng
Finance & Economics of Xinjiang . 2020, (3): 5 -16 .  DOI: 10.16716/j.cnki.65-1030/f.2020.03.001