Cook, Wade D.; Harrison, Julie; Rouse, Paul; Zhu, Joe - In: European Journal of Operational Research 220 (2012) 1, pp. 79-84
Data envelopment analysis (DEA), as originally proposed by Charnes et al. (1978) viewed the efficiency measurement problem as one wherein each of a set of DMUs uses the same input and output measures, albeit in amounts that vary from one DMU to another. In some situations, however, the...