Suppose that a decrease in the price of X results in more of good Y sold.This would mean that X and Y are:

Question

Quizplus · Accepted Answer

Complementary goods are those goods that are typically used together. In this case, the decrease in the price of X has led to an increase in the quantity demanded of Y, which suggests that X and Y are complementary goods. For example, if X is coffee and Y is cream, then a decrease in the price of coffee would lead to an increase in the quantity demanded of cream, as the two goods are typically used together.

Suppose That a Decrease in the Price of X Results