In a very recent note by Gao and Ni [B. Gao, M.F. Ni, A note on article "The evidential reasoning approach for multiple attribute decision analysis using interval belief degrees", European Journal of Operational Research, in press, doi:10.1016/j.ejor.2007.10.0381], they argued that Yen's...

In this paper, most productive scale size (MPSS) for input and output mixes is measured from pessimistic point of view by using pessimistic data envelopment analysis (DEA). It is proved that the decision making unit (DMU) with the maximum pessimistic efficiency represents MPSS. However, the...

Cross-efficiency evaluation is an effective method for ranking decision-making units (DMUs) in data envelopment analysis (DEA) and can be performed with different formulations (aggressive or benevolent), secondary goals, and models. This paper proposes some new alternative models for DEA...