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040 _aIEF
100 1 _aBollerslev, Tim Peter
_96422
245 _aFinancial market efficiency tests
260 _aCambridge [Mass.]
_b NBER
300 _a62 p.
_b gráf.
_c 23 cm.
500 _aResumen. -- Bibliografía
490 _aNBER. Working paper ; 4108
650 4 _aMERCADOS FINANCIEROS
_947736
942 _cLIB
942 _z36853
999 _c112699
_d112699