00706nam0 22002651i 450 9900039529904033210-521-31990-0000395299FED01000395299(Aleph)000395299FED0100039529920030403d1987----km-y0itay50------bausaUSResource allocation mechanismscambridge universityCambridge183 p.con grafici23 cmCampbell,Donald Edward<1943- >140604ITUNINARICAUNIMARCBK990003952990403321DECTSResource allocation mechanisms513484UNINA