Suppose that when the average family income falls from $40,000 per year to $30,000 per year, the average family’s purchase of toilet paper rises from 100 rolls to 103 rolls per year. The income elasticity of demand for toilet paper is -0.10; Toilet paper is an inferior good, and the demand for toilet paper is income inelastic. +9.7; Toilet paper is a normal good, and the demand for toilet paper is income elastic.
Suppose that when the average family income falls from $40,000 per year to $30,000 per year, the average family’s purchase of toilet paper rises from 100 rolls to 103 rolls per year. The income elasticity of demand for toilet paper is -0.10; Toilet paper is an inferior good, and the demand for toilet paper is income inelastic. +9.7; Toilet paper is a normal good, and the demand for toilet paper is income elastic.
Economics (MindTap Course List)
13th Edition
ISBN:9781337617383
Author:Roger A. Arnold
Publisher:Roger A. Arnold
Chapter19: Elasticity
Section: Chapter Questions
Problem 6QP: Suppose a straight-line downward-sloping demand curve shifts rightward. Is the price elasticity of...
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Suppose that when the average family income falls from $40,000 per year to $30,000 per year, the average family’s purchase of toilet paper rises from 100 rolls to 103 rolls per year. The income elasticity of demand for toilet paper is
-0.10; Toilet paper is an inferior good, and the demand for toilet paper is income inelastic.
+9.7; Toilet paper is a normal good, and the demand for toilet paper is income elastic.
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