01050nam0-2200337---450 99000881268040332120190909092433.0978-0-387-35155-1000881268FED01000881268(Aleph)000881268FED0100088126820090224d2007----km-y0itay50------baengUSy-------001yyAdvanced robust and nonparametric methods in efficiency analysismethodology and applicationsby Cinzia Daraio, Léopold SimarNew YorkSpringerc2007XXII, 248 p.24 cmStudies in productivity and efficiencyEconomia33020itaDaraio,Cinzia312945Simar,Léopold383823ITUNINARICAUNIMARCBK99000881268040332160 330 DARC 200711730FAGBCFAGBCAdvanced robust and nonparametric methods in efficiency analysis43311UNINA