Instructional Video
Khan Academy

Khan Academy: The Demand Curve: Change in Expected Future Prices and Demand

9th - 10th
Explores what happens to demand if the price of something is expected to go up or down in the future.
Instructional Video
Khan Academy

Khan Academy: The Demand Curve: Changes in Income, Population, or Preferences

9th - 10th
Explains how demand can be affected by changes in income, population or preferences.