邊際效用 - 經濟

問題:

Consider the utiltiy function U = x^2 + 3y which has MUx = 2x and MUy = 3.

The indifference curves for this utility function

(A)will have a diminishing marginal rate of substitution of x for y.

(B)will have a constant marginal rate of substitution of x for y.

(C)will have an increasing marginal rate of substitution of x for y.

(D)will be straight lines.

我的想法:

答案為C 這題不了解意思要問的是什麼 所以不會

謝謝

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