*001546817
*00520250613174423.0
*007ta
*008030630s2003    xxu           000 u eng d
*00900752cam a2200193 c 4500
*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)990310539634702201
*035  $a(NO-LaBS)14311929(bibid)
*035  $a(NO-TrBIB)031053963
*035  $a031053963-47bibsys_network
*040  $aNO-TrBIB$bnob$ekatreg
*1001 $aAngrist, Joshua D.$0(NO-TrBIB)90840716$_33075300
*24510$aTreatment effect heterogeneity in theory and practice$cJoshua D. Angrist
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2003
*300  $a33, [9] s.$bill.
*4901 $aWorking paper series / National Bureau of Economic Research$v9708
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v9708$w999105437124702201$_13074900
*901  $a80
*999  $aoai:nb.bibsys.no:990310539634702202$b2021-11-14T20:29:48Z$z990310539634702202
^