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Lessons from 20+ Years in Empirical Asset Pricing: Insights & Impressions

Reflecting on a 20+ year journey, exploring consumption models, CAPMs, international finance, and empirical methods in asset pricing. Insights on what works and what doesn't in the field.

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Lessons from 20+ Years in Empirical Asset Pricing: Insights & Impressions

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  1. Empirical Asset Pricing: Impressions and Lessons from a 20+ Year Journey For the 2005 FMA Doctoral Program By: Wayne Ferson October, 2005

  2. Overview • Some things I have learned (in 20+ years as an empirical asset pricer) • Some things I still wonder about (after 20+ years as an empirical asset pricer). 3. My “Top Ten.”

  3. About Consumption Models: JFQA 83 – thesis JFE 87 – Merrick JFE 91 – Constantinides JF 92 - Harvey EER 93 – Braun, Constantinides Things I have Learned

  4. About Consumption Models: JFQA 83 – thesis JFE 87 – Merrick JFE 91 – Constantinides JF 92 - Harvey EER 93 – Braun, Constantinides They Don’t Work (they don’t even calibrate). Things I have Learned

  5. About Consumption Models: JFQA 83 – thesis JFE 87 – Merrick JFE 91 – Constantinides JF 92 - Harvey EER 93 – Braun, Constantinides They Don’t Work (they don’t even calibrate). They have great economic intuition. Things I have Learned

  6. About Conditional /Multifactor CAPMs: JFE 85 – Gibbons JF 87 – Kandel and Stambaugh JF 89,90 JPE 91 – Harvey JF 93 – Foerster and Keim JF 99 - Harvey Mansci 98 – Locke WP 05 - Siegel Things I have Learned

  7. About Conditional /Multifactor CAPMs: JFE 85 – Gibbons JF 87 – Kandel and Stambaugh JF 89,90 JPE 91 – Harvey JF 93 – Foerster and Keim JF 99 - Harvey Mansci 98 – Locke WP 05 - Siegel  They Don’t Work Very Well. Things I have Learned

  8. About Conditional /Multifactor CAPMs: JFE 85 – Gibbons JF 87 – Kandel and Stambaugh JF 89,90 JPE 91 – Harvey JF 93 – Foerster and Keim JF 99 - Harvey Mansci 98 – Locke WP 05 - Siegel  They Don’t Work Very Well.  They are algebraically Beautiful! Things I have Learned

  9. About Conditional /Multifactor CAPMs: JFE 85 – Gibbons JF 87 – Kandel and Stambaugh JF 89,90 JPE 91 – Harvey JF 93 – Foerster and Keim JF 99 - Harvey Mansci 98 – Locke WP 05 - Siegel  They Don’t Work Very Well.  They are algebraically Beautiful!  Practitioners Really want them! Things I have Learned

  10. About INTERNATIONAL Conditional /Multifactor CAPMs: RFS 93 – Harvey JBF 94 – Harvey JBF 97 - Harvey SEPR 98 - Harvey Things I have Learned

  11. About INTERNATIONAL Conditional /Multifactor CAPMs: RFS 93 – Harvey JBF 94 – Harvey JBF 97 - Harvey SEPR 98 - Harvey They Don’t Work Very Well, either.  (See Above) Things I have Learned

  12. Conditional Performance Evaluation and Mutual Funds: JF 96 - Schadt FAJ 96 – Warther RFS 98 – Christopherson and Glassman JPM 99 – Christopherson and Turner JFE 99 – Becker, Myers and Schill JB 02 – Farnsworth, Jackson and Todd JFE 02 – Khang RFS 06 – Kisgen and Henry WP 05 – Chen and Peters WP 05 - Qian Things I have Learned

  13. Conditional Performance Evaluation and Mutual Funds: JF 96 - Schadt FAJ 96 – Warther RFS 98 – Christopherson and Glassman JPM 99 – Christopherson and Turner JFE 99 – Becker, Myers and Schill JB 02 – Farnsworth, Jackson and Todd JFE 02 – Khang RFS 06 – Kisgen and Henry WP 05 – Chen and Peters WP 05 - Qian  Conditioning Seems to Work! Things I have Learned

  14. Conditional Performance Evaluation and Mutual Funds: JF 96 - Schadt FAJ 96 – Warther RFS 98 – Christopherson and Glassman JPM 99 – Christopherson and Turner JFE 99 – Becker, Myers and Schill JB 02 – Farnsworth, Jackson and Todd JFE 02 – Khang RFS 06 – Kisgen and Henry WP 05 – Chen and Peters WP 05 - Qian  Conditioning Seems to Work!  Some Portfolio Managers Hate it! Things I have Learned

  15. About Empirical Methods: JFE 94 - Foerster JFM 99 – Sarkissian and Simin JF 03 – Sarkissian and Simin RFS 03 - Siegel Review chs: 95, 03 JFQA 06 – Siegel and Xu Wp 05 - Siegel Things I have Learned

  16. About Empirical Methods: JFE 94 - Foerster JFM 99 – Sarkissian and Simin JF 03 – Sarkissian and Simin RFS 03 - Siegel Review chs: 95, 03 JFQA 06 – Siegel and Xu Wp 05 - Siegel  The Generalized Method of Moments (GMM): a workhorse! Things I have Learned

  17. About Empirical Methods: JFE 94 - Foerster JFM 99 – Sarkissian and Simin JF 03 – Sarkissian and Simin RFS 03 - Siegel Review chs: 95, 03 JFQA 06 – Siegel and Xu Wp 05 - Siegel  The GMM: a workhorse! Beautiful Combination with Stochastic Discount factors: E{mR}=1 “M-Talk!” Things I have Learned

  18. About Empirical Methods: JFE 94 - Foerster JFM 99 – Sarkissian and Simin JF 03 – Sarkissian and Simin RFS 03 - Siegel Review chs: 95, 03 JFQA 06 – Siegel and Xu Wp 05 - Siegel  The GMM: a workhorse!  E{mR}=1 “M-talk!”  HML sorts are tricky (hard to distinguish from data mining)! Things I have Learned

  19. About Empirical Methods: JFE 94 - Foerster JFM 99 – Sarkissian and Simin JF 03 – Sarkissian and Simin RFS 03 - Siegel Review chs: 95, 03 JFQA 06 – Siegel and Xu Wp 05 - Siegel  The GMM: a workhorse!  E{mR}=1 “M-talk!” HML sorts hard to distinguish from data mining ! Even a Simple Regression might steer you wrong ! Things I have Learned

  20. About How to “Play the Game.” Wharton, 81-83 Chicago, 83-92 Arizona State (V), 94,95,98 South Carolina (V), 98 U. Washington, 92-2001 Miami (V), 98 IAS Vienna (V), 99 Atlanta Fed (V), 2004 Boston College, 2001- . . . . Things I have Learned

  21. About How to “Play the Game.” Wharton, 81-83 Chicago, 83-92 Arizona State (V), 94,95,98 South Carolina (V), 98 U. Washington, 92-2001 Miami (V), 98 IAS Vienna (V), 99 Atlanta Fed (V), 2004 Boston College, 2001-  Be valuable to your colleagues. . . . Things I have Learned

  22. About How to “Play the Game.” Wharton, 81-83 Chicago, 83-92 Arizona State (V), 94,95,98 South Carolina (V), 98 U. Washington, 92-2001 Miami (V), 98 IAS Vienna (V), 99 Atlanta Fed (V), 2004 Boston College, 2001-  Be valuable to your colleagues.  Drill down, but keep your eye on the Big Questions. . . Things I have Learned

  23. About How to “Play the Game.” Wharton, 81-83 Chicago, 83-92 Arizona State (V), 94,95,98 South Carolina (V), 98 U. Washington, 92-2001 Miami (V), 98 IAS Vienna (V), 99 Atlanta Fed (V), 2004 Boston College, 2001-  Be valuable to your colleagues.  Drill down, but keep your eye on the Big Questions. Juggle the balls, but have FUN with the work. . Things I have Learned

  24. About How to “Play the Game.” Wharton, 81-83 Chicago, 83-92 Arizona State (V), 94,95,98 South Carolina (V), 98 U. Washington, 92-2001 Miami (V), 98 IAS Vienna (V), 99 Atlanta Fed (V), 2004 Boston College, 2001-  Be valuable to your colleagues.  Drill down, but keep your eye on the Big Questions. Juggle the balls, but have FUN with the work. Follow the “Golden Rule.” Things I have Learned

  25. Some Things I still Wonder about (after 20+ years as an empirical asset pricer)

  26. Some Things I still Wonder about (after 20+ years as an empirical asset pricer) • Why Do some stocks return more than others? . . . .

  27. Some Things I still Wonder about (after 20+ years as an empirical asset pricer) • Why Do some stocks return more than others? • How do Macro forces determine asset prices? . . .

  28. Some Things I still Wonder about (after 20+ years as an empirical asset pricer) • Why Do some stocks return more than others? • How do Macro forces determine asset prices? • Are stock returns Really Predictable over time? . .

  29. Some Things I still Wonder about (after 20+ years as an empirical asset pricer) • Why Do some stocks return more than others? • How do Macro forces determine asset prices? • Are stock returns Really Predictable over time? • How many of our “stylized facts” are really Data Mining? .

  30. Some Things I still Wonder about (after 20+ years as an empirical asset pricer) • Why Do some stocks return more than others? • How do Macro forces determine asset prices? • Are stock returns Really Predictable over time? • How many of our “stylized facts” are really Data Mining? • When will we move beyond the Fama French 3-factor “Model” and FF25 Portfolios?

  31. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • . • . • . • . . • . • .

  32. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • . • . • . • . . • . • All my data are machine readable – no hand collection!

  33. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • . • . • . • . . • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  34. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • . • . • . • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  35. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • . • . • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  36. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • . • Neighbors share their investment wisdom at parties • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  37. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • . . • My doctoral students are teaching me Mandarin • Neighbors share their investment wisdom at parties. • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  38. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • . . • My Dean wonders why I get paid so much to study models that don’t work. • My doctoral students are teaching me Mandarin • Neighbors share their investment wisdom at parties. • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  39. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • . • We make more money than Corporate Finance scholars! • My Dean wonders why I get paid so much to study models that don’t work. • My doctoral students are teaching me Mandarin • Neighbors share their investment wisdom at parties. • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  40. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • . • I get to work on SDFs, use the GMM, stuff like that! • We make more money than Corporate Finance scholars! • My Dean wonders why I get paid so much to study models that don’t work. • My doctoral students are teaching me Mandarin • Neighbors share their investment wisdom at parties. • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

  41. Top 10 Reasons I’m Glad to be an Empirical Asset Pricer: • “M Talk” is better than a secret handshake! • I get to work on SDFs, use the GMM, stuff like that! • We make more money than Corporate Finance scholars! • My Dean wonders why I get paid so much to study models that don’t work. • My doctoral students are teaching me Mandarin • Neighbors share their investment wisdom at parties. • I meet practitioners who actually read my papers! • My parents think I’m not working when I’m not teaching. • It kills the conversation so I can work on the airplane. • All my data are machine readable – no hand collection!

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