Problem
1. What is the difference between a change in supply and a change in quantity supplied?
2. What is the relationship between supply and demand when a market is in equilibrium? Explain how the incentives facing cell phone companies and consumers cause the market for cell phones to reach equilibrium.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.