Tone, Kaoru; Tsutsui, Miki - In: European Journal of Operational Research 207 (2010) 3, pp. 1554-1563
In DEA, we have two measures of technical efficiency with different characteristics: radial and non-radial. In this paper we compile them into a composite model called "epsilon-based measure (EBM)." For this purpose we introduce two parameters which connect radial and non-radial models. These...