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*1001 $aKrueger, Alan B.$d1960-2019$0(NO-TrBIB)90827026$_58660200
*24510$aEconomic considerations and class size$cAlan B. Krueger
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2002
*300  $a39, [9] s.
*4901 $aWorking paper series / National Bureau of Economic Research$v8875
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v8875$w999105437124702201$_13074900
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