00455pab a2200145 454500008004000000100002000040245011800060260000900178300001400187362000800201650003100209650001500240700002300255773003100278180718b2001   xxu||||| |||| 00| 0 eng d  aChang, Shan-Wen  aSources of sectoral employment fluctuations in central cities and suburbs: evidence from four eastern U.S. cities  c2001  ap.199-218  aMar  aEmployment - United States  aEmployment  aCoulson, N. Edward  aJournal of Urban Economics