Ferrera, José Manuel Cordero; Chaparro, Francisco Pedraja - In: Hacienda Pública Española (2005) 2, pp. 61-83
The aim of this paper is to study how much sensitive efficiency scores are when different approaches proposed in the literature are used to include exogenous factors in efficiency analysis. Specifically, we will concentrate on two crucial issues. One the one hand, although we have an extensive...