00941nam0-22003011i-450-990003868260403321000386826FED01000386826(Aleph)000386826FED0100038682619960715d--------km-y0itay50------baitaITICT investment, productivity and efficiencyevidence at firm level using a stochastic frontier approachby Luigi Paganetto, Leonardo Becchetti and David Andres Londono BedoyaQuaderni CEIS126G/1.4H/3.7Paganetto,Luigi89674Becchetti,Leonardo<1965->120939Londono Bedoya,David A.382560ITUNINARICAUNIMARCBK990003868260403321PaperSESSESICT investment, productivity and efficiency514101UNINAING01