作者irenesweet (努力成为我想成为的我)
看板Grad-ProbAsk
标题[问题] 成大经济考古题
时间Wed May 20 23:26:31 2009
成大财金97经济考题
题目为
An increase in Meta's wealth from $3000 to $6000 raises her utility
from 80 units to 100. If she is averse, with a wealth of 9000
her utility is might be
A)99 units
B)114 units
C)120 units
D)126 units
答案是B 但我怎麽算都是接近,却不是正确答案!?
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◆ From: 219.71.0.188
1F:→ pushfish:风险厌恶者的特性是效用增加幅度递减 同样财富增加三千 05/21 01:13
2F:→ pushfish:效用的增加幅度要小於20 只有B选项合乎要求 05/21 01:14
3F:→ irenesweet:懂了~~谢谢 05/21 23:08