序列效用分析 - 經濟

By Emma
at 2010-08-03T00:33
at 2010-08-03T00:33
Table of Contents
題目:某甲喜歡喝咖啡(C)與吃甜點(D),假設其效用函數是U(C,D)=min(2C,D)
今某甲買了2杯咖啡與4塊甜點,下列何種組合在同一條無異曲線上?
(A)4杯咖啡與4塊甜點
(B)1杯咖啡與5塊甜點
(C)3杯咖啡與3塊甜點
(D)6杯咖啡與2塊甜點
ANS:(A)
想法:此效用函數為互補模型,故2C=D,得到TU=5D,答案(D)換算下來剛好也等於5D
故我選D,不曉得我哪邊觀念出錯??
請大家幫忙解惑一下答案(A)是如何求得??
--
今某甲買了2杯咖啡與4塊甜點,下列何種組合在同一條無異曲線上?
(A)4杯咖啡與4塊甜點
(B)1杯咖啡與5塊甜點
(C)3杯咖啡與3塊甜點
(D)6杯咖啡與2塊甜點
ANS:(A)
想法:此效用函數為互補模型,故2C=D,得到TU=5D,答案(D)換算下來剛好也等於5D
故我選D,不曉得我哪邊觀念出錯??
請大家幫忙解惑一下答案(A)是如何求得??
--
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