Azad, Md. Abul Kalam; Wanke, Peter; Raihan, Mohammad Zahir - In: Journal of Economic Studies 47 (2020) 5, pp. 1001-1014
Purpose: Data envelopment analysis (DEA) calculates the efficiency of a business unit if all the inputs are creating outputs within a “black box.” Under traditional DEA, the detailed process of that business unit is ignored. However, a network DEA can explain the black box structure and...