00293pab a2200121 454500008004000000100002300040245002200063260000900085300001300094362001100107650001600118773003700134180718b1998   xxu||||| |||| 00| 0 eng d  aClaeser, Edward C.  aAre cities dying?  c1998  ap.139-60  aSpring  aUrban areas  aJournal of Economic Perspectives