Wang, Ke; Wei, Yi-Ming; Zhang, Xian - In: Applied Energy 104 (2013) C, pp. 105-116
of outputs or radial contractions of inputs. In this paper, we utilize the multi-directional efficiency analysis (MEA …) approach instead of the traditional radial DEA to investigate Chinese regional energy and emissions efficiency. Since MEA … indicate that, in general, the MEA efficiency of China experienced an increasing process over the study period 1997–2010; the …