25. Imagine a consumer who spends her income (y) entirely on apples and ba- nanas. Apples are plotted on the horizontal axis, bananas on the vertical. Let Pa and P, denote the prices of apples and bananas. At an interior solution to the consumer's utility-maximization problem, the consumer's marginal rate of substitution is
25. Imagine a consumer who spends her income (y) entirely on apples and ba- nanas. Apples are plotted on the horizontal axis, bananas on the vertical. Let Pa and P, denote the prices of apples and bananas. At an interior solution to the consumer's utility-maximization problem, the consumer's marginal rate of substitution is
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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Transcribed Image Text:25. Imagine a consumer who spends her income (y) entirely on apples and ba-
nanas. Apples are plotted on the horizontal axis, bananas on the vertical. Let
Pa and P, denote the prices of apples and bananas. At an interior solution to
the consumer's utility-maximization problem, the consumer's marginal rate
of substitution is

Transcribed Image Text:(a) -y²/(P,P.)
(b) –P/Pa
(c) -Pa/Po
(d) -y/(PaPs)
(e) Pa/Pt
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Utility maximization occurs when marginal rate of substitution is equal to slope of the budget constraint.
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