The two effects of a price change
The two effects of a price change
A change in the price of a good changes its quantity demanded through two separate channels: the substitution effect and the income effect. The total price effect is the combined result of both effects.
Step-by-step lessons on CIE Intl A Level Economics 7.2.3 income, substitution and price effects for normal, inferior and Giffen goods. Each one builds up to exam-style questions.