00660nam0-22002411i-450-990002635850403321000263585FED01000263585(Aleph)000263585FED0100026358520000920d1967----km-y0itay50------baENGEconomics and Information Theorydi TheilAmsterdamNorth Holland1967Theil,Henri<1924-2000>40902ITUNINARICAUNIMARCBK99000263585040332121-2-24-RAs.i.ECAECAEconomics and information theory45327UNINAING01