RT info:eu-repo/semantics/article T1 Significance of features in a comparison of results from stochastic and non-stochastic methods: the case of Spanish retailing post regulate process A1 Jorge Moreno, Justo de K1 Eficiencia K1 Métodos paramétricos y no paramétricos K1 Sector minorista K1 Ciencias económicas K1 Organización de empresas K1 Economics K1 Industrial management K1 Empresa K1 Management science AB We compare the results of the scores of efficiency by means of the methods DEA and SFA for a sample of firms of the sector Spanish retailer. The evaluation by means of Stochastic kernel and Sizer tool shows that the results are robust in the five used models. Indicating a loss of efficiency of the firms in the time. YR 2008 FD 2008-06-27T17:07:56Z LK http://hdl.handle.net/10017/1796 UL http://hdl.handle.net/10017/1796 LA eng DS MINDS@UW RD 06-dic-2023