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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)990209622074702201
*035  $a(NO-LaBS)14727043(bibid)
*035  $a(NO-TrBIB)020962207
*035  $a020962207-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*24504$aThe effect of teen childbearing and single parenthood on childhood disabilities and progress in school
*260  $aCambridge, Mass.$bNBER$c1996
*300  $a28 s.
*4901 $aNBER working paper series$v5807
*7001 $aAngrist, Joshua D.$_32538000
*7001 $aLavy, Victor$_32538100
*7102 $aNational Bureau of Economic Research (Forente Stater)$_13074800
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v5807$w999105437124702201$_13074900
*901  $a60
*999  $aoai:nb.bibsys.no:990209622074702202$b2021-11-14T20:46:55Z$z990209622074702202
^