00299nam a2200109Ia 4500082001900000100001800019245009200037260002800129300002200157500000500179700000500184  a339.5bR839.WP  aRostow, W. W.  aWhy the poor get richer and the rich slow down; essays in the marshallian long periodb  aLondonbMacmillanc1980  axvii, 376p. Index  a  a