The aim of this paper is to analyze whether firms located inside a hypothetic cluster have a different performance in terms of technical efficiency from firms located outside. To undertake this analysis we present a methodology to overcome the restrictions suffered by this kind of studies,...

The aim of this paper is to analyze whether firms located inside a hypothetic cluster have a different performance in terms of technical efficiency from firms located outside. To undertake this analysis we present a methodology to overcome the restrictions suffered by this kind of studies,...

This paper proposes an extension of the enhancedefficiency indices of Färe, Grosskopf, Lovell andPasurka (1989) that considers undesirable outputsasymmetrically by assuming that firms can freelydispose of some undesirable productions, but areduction of other bad outputs generates a cost interms...