1. How will commercial airlines respond to the threat of new $27,500 fines for keeping passengers on the tarmac for more than 3 hours? What inefficiency will this create?

2. I recently sold my used car. If no new production occurred for this transaction, how could it have created value?

3. The U.S. government subsidizes flood insurance because those who want to buy it live in the flood plain and cannot get it at reasonable rates. What inefficiency does this create?

4. An elderly physician has built up his own practice into a quite valuable business. Now that he is thinking of retiring, he wants to take on a partner to learn the business and eventually buy the practice in three years. Her compensation will be a salary plus 25% of the profits if they are below the historical average and 50% for any increase above the historical average. The eventual purchase price for the practice will be 5 times the average profits over the three years. Discuss the efficiency aspects of such a contract. Are the incentives of the buyer and seller aligned?

5. You were able to purchase two tickets to an upcoming concert for $100 apiece when the concert was first announced three months ago. Recently, you saw that StubHub was listing similar seats for $225 apiece. What does it cost you to attend the concert?

6. Due to the housing bubble, many houses are now selling for much less than their selling price just two to three years ago. There is evidence that homeowners with virtually identical houses tend to ask for more if they paid more for the house. What fallacy are they making?

7. Students doing poorly in courses often consider dropping the courses. Many universities will only offer a refund up to a certain date. Should this affect their drop decisions?