000 00290nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aJournal of econometrics
260 _aNorth - Holand Elsevier Science S.A.
_bSwitzerland
_c1 May-30 Jun,1997
362 _a78-78
_b01-Feb
942 _2ddc
_cJ
999 _c187267
_d187267