000 00333nam a2200133Ia 4500
008 100324s9999 xx 000 0 und d
100 _aFriedman M
245 _aEssays in positive economics
260 _c1967
_bUniversity of Chicago Press
366 _b1967
650 _aECONOMICS
942 _cBK
999 _c66587
_d66587