Question: Think about the market for basketballs. In each of the following cases, determine which curve will shift and in which direction. Also draw a graph and describe, in words, the changes in price and quantity. (Treat each case separately.)
a. A rise in consumers' incomes
b. An increase in wages paid to the workers who make the basketballs
c. A decrease in the price of basketball hoops and other basketball gear
d. The country's becoming obsessed with soccer