Washio, Satoshi; Yamada, Syuuji; Tanaka, Tamaki; … - In: European Journal of Operational Research 217 (2012) 1, pp. 173-184
In this paper, we suggest four types of improvements for making inefficient DMUs efficient in the CCR model with the minimal change of input and output values. Moreover, we propose an algorithm for calculating such improvements by applying quadratic programming techniques. Furthermore, since all...