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*1001 $aEissa, Nada$0(NO-TrBIB)5013176$_74197400
*24510$aEvaluation of four tax reforms in the United States :$blabor supply and welfare effects for single mothers$cNada Eissa, Henrik Jacobsen Kleven, Claus Thustrup Kreiner
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2004
*300  $a37, [12] s.$btab.
*4901 $aWorking paper series / National Bureau of Economic Research$v10935
*7001 $aKleven, Henrik Jacobsen$0(NO-TrBIB)3036143$_74197500
*7001 $aKreiner, Claus Thustrup$0(NO-TrBIB)5013175$_74197600
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v10935$w999105437124702201$_13074900
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