試題詳解

1.Which of the following is NOT a prediction of marginal utility theory?
(A) Other things being equal, the higher the price of a good, the lower is the quantity demanded.
(B) Other things being equal, the higher the price of a good, the higher is the consumption of substitutes for that good.
(C) The "equilibrium" in the real world means that households have spent their incomes in such a way that their overall satisfaction is maximized.
(D)If two households have identical preferences but different incomes, the wealthier one will have lower satisfaction for most goods.
(E) The rational spending rule.