00318pab a2200109 454500008003600000100001900036245004600055362002800101650001900129650002500148773003500173180718b   xxu||||| |||| 00| 0 eng d  aKremer Michael  aThe O-ring theory of economic development  a108(3) Aug 93, p.551-75  a O-Ring Theory  aEconomic Development  aQuarterly Journal of Economics