and productivity. The results show that the average technical efficiency for this retail sector in the period under study …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 …

This paper analyzes national and regional efficiency and total factor productivity of Spanish hotels. The nonparametric …. The results also show the rates of change in productivity in the period and its main determinants: efficiency change and … frontier DEA methodology has been used to assess the levels of efficiency of the hotel firms and Malmquist indices to estimate …