How do the substitution and income effects influence purchases?
Identify a good or service, such as gasoline, breakfast cereal,
shoes, or pizzas. Assume there is an overall increase in the price
of the product. What happens to the quantity purchased? What
happens to purchases of substitute products or services? What
happens as income increases?
Now consider a specific brand of the product or service you
identified, such as Shell gasoline, Rice Krispies, Nike shoes, or
Domino's pizza. Do you think...