000 00270nas a2200085 a 4500
008 140526s9999 xx 000 0 und d
245 _aEconometrica
260 _bEconometric Society Dept of Economics North Western Unive.
_aEvanston(USA)
_c1984
530 _aVol:52;Issue:1-3;
999 _c18091
_d18091