c. Please derive the expenditure function. If originally m = 8, px=1, py=4. d. Now px has increased to 2. f. Based on (c), after the price change, how much should be compensated to maintain his original utility level?

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Chapter1: Making Economics Decisions
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I need answers of C,F

1. Think about a utility function U(x,y) =xy, the budget constraint is px*x +py*y= m.

a. Please derive the Marshallian demand functions.

b. Please derive the indirect utility function.

c. Please derive the expenditure function.

If originally m = 8, px=1, py=4. d. Now px has increased to 2.

f. Based on (c), after the price change, how much should be compensated to maintain his original utility level?

Expert Solution
Introduction

Optimal consumption bundle is where MUx / MUy = Px / Py

Where MUx = Marginal utility from good x and MUy = Marginal utility from good y

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