Why has government been involved in setting the prices for some products---called price controls? Provide a real-world example of a price ceiling or a price floor (also known as a price support).

Why doesn't GDP accurately measure economic welfare (well-being)?Provide an example of something those impacts economic welfare but is not measured by GDP.

1. What is the general cause of all recessions? What is the general cause of all expansionary phases of the business cycle?