Korhonen, Pekka; Soismaa, Margareta; Siljamäki, Aapo - In: Journal of Productivity Analysis 17 (2002) 1, pp. 49-64
The purpose of this paper is to discuss the use of Value Efficiency Analysis (VEA) in efficiency evaluation when … preference information is taken into account. Value efficiency analysis is an approach, which applies the ideas developed for … possibility set or a subset. The purpose of value efficiency analysis is to estimate a need to increase outputs and/or decrease …