00872nam--2200301---450 99000226958020331620190626104002.0000226958USA01000226958(ALEPH)000226958USA0120041214d1959----km y1itay5003----baengUSEconomic concentration and the monopoly problemEdward MasonCambridgeHarvard University Press1959XVI, 412 p.24 cmImpreseBNCF338.8MASON,Edward14929ITsalbcISBD990002269580203316339 MAS 1 (IEP VIII 418)14686 E.C.IEP VIII00199020300 338.8 MAS4887 DISESBKECODISESEconomic concentration and the monopoly problem1066944UNISA