00305pab a2200121 454500008004000000100002200040245004200062260000900104300001300113362000800126650002000134773002900154180718b1999   xxu||||| |||| 00| 0 eng d  aJones, Charles I.  aGrowth: with or without scale effects  c1999  ap.139-44  aMay  aEconomic growth  aAmerican Economic Review