1. Public Policy in Private Markets Debate 1

2. Announcements Today: Debate 1 (clicker questions throughout)  HW 3 due today Thursday (3/8): in-class midterm Pick up HW 2 after class. i>clicker: 6 devices not registered (no registration = no credit)

3. Announcements 3/8: Midterm 1  In-class exam (11:15-12:30), will start a couple of minutes earlier to give all ample time.  Review sheet posted, including sample questions (40% multiple choice, 60% essay)  Available to answer questions via email all the time.  On day of exam: 9-11 am @ my office to answer questions

4. Debate 1 Group 1: Priscilla Lee, Angela Ho, Linh Troung (Spirit – plaintiff side)  First video Group 2: Devin Crory and Dave Esteves (Northwest – defense side)  Second Video Room for defense (5 minutes, max, per group) i>clicker questions throughout

5. Controversy What was the most controversial issue in this case? 1.Geographic market definition 2.Product Market definition 3.Calculation of relevant price (i.e. revenue) 4.Calculation of average cost

6. Guilty? Do you think NW is guilty of monopolization? 1.YES 2.NO

7. Clarity of Presentation Which side presented the clearest case? 1.Spirit (plaintiff) 2.Northwest (defense)

8. Strength of Arguments Which side presented the strongest economic arguments? 1.Spirit (plaintiff) 2.Northwest (defense)

9. Overall assessment of quality of presentation On a scale from 1 – 10 (1 poor, 10 outstanding), what would be your rating of the plaintiff’s side (Spirit)? On a scale from 1-10 (1 poor, 10 outstanding), what would be your rating of the defense side (Northwest)?

10. Controversy What was the most controversial issue in this cade? 1.Geographic market definition 2.Product Market definition 3.Calculation of relevant price (i.e. revenue) 4.Calculation of average cost

11. Guilty? Do you think NW is guilty of monopolization? 1.YES 2.NO

12. Spirit v. NWest – Predatory Pricing? Difficult issue  Stop potential harmful behavior  Allow vigorous competition Occurs infrequently?  Airlines may be exception Multimarket contact

13. Spirit v. NWest – Predatory Pricing? Difficult issue  Stop potential harmful behavior  Allow vigorous competition Occurs infrequently?  Airlines may be exception a  Airlines may be exception Price: unreasonably low? Price: unreasonably high?

14. Spirit v. NWest – Predatory Pricing? Difficult issue  Stop potential harmful behavior  Allow vigorous competition Occurs infrequently?  Airlines may be exception a  Airlines may be exception Big question: what would have been the “but-for” world?

15. Spirit v. NWest – Predatory Pricing? Market Definition  Geographic (BOS and PHL routes), why?  Product: controversial – local passengers vs. all passengers Market power  Large market share (however you compute it)  Entry barriers (loyalty, counter space, landing slots) – 76/86 gates owned by exclusive leases Intent: Predatory pricing  P<AVC: how are costs calculated? Spirit: include more costs NWest: a higher price

16. Spirit v. NWest – Predatory Pricing?

17. Intent: Predatory pricing is unclear, but:  No successful entrant afterwards  Controversial: lots of assumptions No final resolution yet (NW filed bankruptcy in 2007)

18. Exam Last portion of review sheet today