Wang, Ke; Yu, Shiwei; Zhang, Wei - Center for Energy and Environmental Policy Research … - 2011
Data envelopment analysis (DEA) has recently become a popular approach in measuring the energy and environment … outputs and did not consider the separation of inputs into energy resources and non-energy resources under the DEA framework …-energy inputs, this study analysis China's regional total-factor energy and environment efficiency. This paper utilizes improved DEA …