Microeconomics 18th Edition by Campbell McConnell, Stanley Brue, Sean Flynn

Exercise 8

First, graphically illustrate a doubling of income without price changes in the indifference curve model. Next, on the same graph, show a situation in which the person whose indifference curves you are drawing buys considerably more of good B than good A after the income increase. What can you conclude about the relative coefficients of the income elasticity of demand for goods A and B (Chapter 6)