Gutiérrez Carmona, Cristina; Berraquero Taravillo, Raquel - In: Revista de Métodos Cuantitativos para la Economía y … 19 (2015), pp. 101-146
The main objective of this study is the identification of the explanatory factors on the differences in efficiency in … occurred in the 1999 - 2012 period. Moreover, a preliminary analysis is carried out to study levels and evolution of efficiency … and productivity. The results show that the average technical efficiency for this retail sector in the period under study …