000 00468pab a2200181 454500
008 180718b2007 xxu||||| |||| 00| 0 eng d
100 _aAutor, David H.
245 _aDistinguishing income from substitution effects in disability insurance
260 _c2007
300 _ap.119-24.
362 _aMay
650 _aDisabilities
650 _aSocial security
700 _aDuggan, Mark G.
773 _aAmerican Economic Review
908 _aN
909 _a74159
999 _c74159
_d74159