000 00530nam#a2200193#c#4500
003 IEF
005 20180219172946.0
008 000425s1998 uuu####fr####| 0||u| |u
040 _aIEF
100 1 _aBerk, Jonathan B.
_95100
245 _aSorting out sorts
260 _aCambridge (Mass.)
_bNational Bureau of Economic Research
_c1998
300 _a20 p.
_b tabl.
_c22 cm.
500 _aResumen. Bibliografía. Conclusiones
490 _aNBER technical working papers;235
942 _cLIB
942 _z92254
999 _c126231
_d126231