000 00550nab#a2200217#c#4500
003 IEF
005 20180219163315.0
008 941205s1990 uuu|| #####0 b| |u
040 _aIEF
100 1 _aGist, John R.
_918484
245 _aMarginal rates and older taxpayers
260 _c1990
500 _aResumen
650 4 _aASPECTOS ECONOMICOS
_932202
650 4 _aESTADOS UNIDOS
_942888
650 4 _aSEGURIDAD SOCIAL
_948362
773 0 _tTax notes
_w124523
_gvol. 49, nÂș 6, p. 679-694
942 _cART
942 _z45213
999 _c80388
_d80388