Draw a Demand Curve and Label It D1

Essay

Draw a demand curve and label it D1. On the graph, illustrate an increase in demand and a decrease in demand, and label the curves D2 and D3, respectively. Starting on demand curve D₁, explain the shift that would result from each of the following events:
a. an increase in income and the good is a normal good
b. an increase in income and the good is an inferior good
c. a decrease in the price of a substitute good
d. a decrease in the price of a complementary good
e. an increase in the taste for the good
f. a decrease in population
g. an increase in the expected future price of the good