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【单选题】
5二单选第十五题A.
选项A
B.
选项B
C.
选项C
D.
选项D
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【单选题】Ernie's utility function is U (x; y) = xy. Ernie consumes 4 units of x and 16 units of y.
A.
Ernie would be willing to make small exchanges of x for y in which he gives up 4 units of x for every unit of y he gets.
B.
Ernie would be willing to trade away all of his x for y so long he gets more than 4 units of y for every unit of x he gives up.
C.
Ernie likes x and y equally well so he is always willing to exchange 1 unit of either good for more than one unit of the other.
D.
None of the above.
【单选题】Ernie's utility function is U (x,y) = xy. Ernie consumes 4 units of x and 16 units of y.
A.
Ernie would be willing to make small exchanges of x for y in which he gives up 4 units of x for every unit of y he gets.
B.
Ernie would be willing to trade away all of his x for y so long he gets more than 4 units of y for every unit of x he gives up.
C.
Ernie likes x and y equally well so he is always willing to exchange 1 unit of either good for more than one unit of the other.
D.
None of all
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