If your purchases of shoes decrease from 11 pairs per year to 9 pairs per year when the price of shirts increases from $8 to $12, for you, shoes and shirts are considered:
A) inferior goods.
B) luxury goods.
C) substitute goods.
D) complementary goods.

Question

Quizplus · Accepted Answer

Shoes and shirts are considered complementary goods because the increase in the price of shirts led to a decrease in the purchase of shoes, indicating that these goods are used together.

If Your Purchases of Shoes Decrease from 11 Pairs Per