1. What other sorts of behaviors might dentists want to subsidize? What are some other examples of when a healthcare provider tries to encourage healthy behavior?

2. Why might a program, like the one in the article, be unsuccessful at reducing candy consumption?

3. Use the utility theory to describe why children like candy.

http://www.startribune.com/dentist-makes-a-sweet-deal-with-kids-to-buy-back-halloween-candy/399125411/