Problem 1. What are possible causes of a movement up or down along the demand curve? What are possible causes of a movement up or down along the supply curve? What the short and long-term effects of these changes can be?
Problem 2. What are possible causes of a rightward or leftward shift in the demand curve? What are the possible causes of a rightward or leftward shift in the supply curve? What the short and long-term effects of these changes can be?