The psychologist Laurie Santos (Yale University) explains the phenomenon of mental accounting: why we don't always assume that money is fungible. She explores why we set up different accounts for different purchases and how we can use...

Crash Course Economics video teaches us about marginal analysis and elasticity in the U.S. market place. [11:32]

Crash Course video episode with hosts, Jacob Clifford and Adrienne Hill, talks about the re-emergence of behavioral economics as a field of study and the emotional and social side of buying. [10:33]

Students learn about opportunity cost and play a Kahoot game to review.

This video teaches the concepts of Decision Making and Cost-Benefit Analysis. Decision making refers to the process by which rational consumers seeking their own happiness or utility will make choices. [2:21]

A rational agent considers all costs, including explicit and implicit costs, when deciding whether or not to undertake an action. In this video [5:08], learn about how opportunity costs represent the cost of the next best alternative.

Sal Khan explains the limited happiness that comes from buying things. Greater value comes from the freedom money gives you focus on your passions. [0:58]