Jalali Sepehr, Mehrdad; Haeri, Abdorrahman; Ghousi, Rouzbeh - In: International Journal of Energy Sector Management 13 (2019) 4, pp. 991-1019
Purpose: The purpose of this paper is to estimate energy efficiency of 132 countries from 2007 to 2014 according to their performance, categorizing the nations into similar groups. Design/methodology/approach: Data envelopment analysis model based on Goal Programming and then K-Means clustering...