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*1001 $aCollins, William J.$0(NO-TrBIB)90066126$_30737000
*24514$aThe labor market effects of the 196s riots$cWilliam J. Collins, Robert A. Margo
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2004
*300  $a36 s.$btab.
*4901 $aWorking paper series / National Bureau of Economic Research$v10243
*7001 $aMargo, Robert A.$0(NO-TrBIB)2043799$_30737100
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