00382    a2200121   4500001001000000005001700010008004100027245006300068100002400131700002100155773006700176999001700243ART_1269420260410161908.0260409a                                 10aIndustrial Structure and the nature of innovative activity1 aStiglitz, Joseph E.1 aDasgupta, Partha0 tThe Economic Journalg- Vol. 90, Nº 358 (jun. 1980)wREV12512  c26587d26587