000 003830000a22001450004500
008 140223b1951 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _aX:328 J1
082 _aX:328 J1
100 _aWillett Allan H
245 _aEconomic theory of risk and insurance
260 _aPhiladelphia
_bPennsylvania Univ.,
_c1951
650 _aEconomics
650 _aOrganiser Profit
999 _c238832
_d238832