Cheng, Gang; Qian, Zhenhua; Zervopoulos, Panagiotis - Volkswirtschaftliche Fakultät, … - 2011
The super-efficiency (SE) model is identical to the standard model, except that the unit under evaluation is excluded … orientations are always feasible in the associated super-efficiency models. In addition, the modified input-oriented and the … modified output-oriented approaches are developed to deal with the problem of infeasibility in super-efficiency models while …