00310nam a2200109Ia 450000500170000008000180001710000200003524500810005526000330013630000140016958300170018320260716043659.0  a15.02.02 A182  aAckerman, Frank  aIf it exists, it's getting bigger : revising the value of a statistical life  bTufts Univ.aMedfordUSc2001  a19 leaves  c5/8/06kJOYD