000 00290nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aJournal of econometrics
260 _aNorth - Holand Elsevier Science S.A.
_bSwitzerland
_c1 Jul-31 Aug,1997
362 _a79-79
_b01-Feb
942 _2ddc
_cJ
999 _c187406
_d187406