000 003430000a22001450004500
008 140223b1991 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _aXN N1
082 _aXN N1
100 _aHey John D
245 _aUncertainty in microeconomics
260 _aDelhi
_bDisah
_c1991
650 _aEconomics
650 _aModern Economics
999 _c161347
_d161347