00378pab a2200145 454500008004000000100001800040245004600058260000900104300001400113362000800127650002000135650002000155700002800175773002900203180718b2000   xxu||||| |||| 00| 0 eng d  aHassler, John  aIntelligence, social mobility, and growth  c2000  ap.888-908  aSep  aSocial mobility  aEconomic growth  aMora, Jose V. Rodriguez  aAmerican Economic Review