00961nam0-22003131i-450-99000693631040332120010719000693631FED01000693631(Aleph)000693631FED0100069363120010719d1958----km-y0itay50------baengUSy-------001yyInvesting in economic Knowledgea record for 1957 and plans for 1958Solomon FabricantNew YorkNational Bureau of Economic Research1958108 p.24 cmPublications of the National bureau of economic researchReport3833020itaFabricant,Solomon109600ITUNINARICAUNIMARCBK990006936310403321XV C 57 (38)56016FGBCZV C 57 (38)55272FGBCFGBCInvesting in economic Knowledge628372UNINA