00877nam0 2200265 450 00002378320090303105121.020090303d1968----km-y0itay50------baengGBUSy-------001yyInformation agreements, competition and efficiencyD. P. O'Brien and D. SwannLondonMacmillanNew YorkSt. Martin's pressc1968248 p.23 cmInformation agreements, competition and efficiency44976Libera concorrenzaMonopoliUnioni d'impreseO'Brien,Denis Patrick437381Swann,Dennis75499ITUNIPARTHENOPE20090303RICAUNIMARC000023783032/415502NAVA2Information agreements, competition and efficiency44976UNIPARTHENOPE