Han, Zhi-Yong; Fan, Ying; Jiao, Jian-Ling; Yan, Ji-Sheng; … - In: Energy 32 (2007) 6, pp. 935-942
Energy efficiency is an important factor in developing energy policies as it represents the extent to which resources support economic output. In recent literature, relevant studies have mainly focused on aggregate energy efficiency, but rarely touched on the marginal efficiency of diverse...