Many economics students struggle with the difference between a change in demand or supply and a change in quantity demanded or supplied.

1. Use an example from real life to explain the difference between a change in demand and a change in quantity demanded. 2. Use an example from real life to explain the difference between a change in supply and a change in quantity supplied.

3. Watch Video

https://youtu.be/1OspCSh26So

4. Discuss how this video relates to price controls and how they lead to economic inefficiency