Assume that Oscar is maximizing his total utility and that the equal marginal principle holds by the time he is done allocating his budget.If MUa/Pa = 100/$35, MUb/Pb = 300/?, and MUc/Pc = 400/?, the prices of products B and C
A. cannot be determined from the information given.
B. must be $105 and $175, respectively.
C. must be $100 and $200, respectively.
D. must be $105 and $140, respectively.
Answer: D
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Which of the following is correct? When the price of normal good Z falls:
A) both income and substitution effects cause the consumer to buy more. B) both income and substitution effects cause the consumer to buy less. C) the income effect causes the consumer to buy less, but the substitution effect causes her to buy more. D) the income effect causes the consumer to buy more, but the substitution effect causes her to buy less.
A prediction of the Ricardo-Barro effect is
A) a larger decrease in the real interest rate when the government runs a budget surplus. B) no effect on the real interest rate when the government runs a budget deficit. C) a larger decrease in investment when the government runs a budget deficit. D) a larger increase in the real interest rate when the government runs a budget deficit. E) a larger decrease in investment when the government runs a budget surplus.