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Reinforcement Learning and Savings Behavior

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  • James Choi
  • David Laibson
  • Brigitte Madrian
  • Andrew Metrick

Abstract

We show that individual investors over-extrapolate

Suggested Citation

  • James Choi & David Laibson & Brigitte Madrian & Andrew Metrick, 2007. "Reinforcement Learning and Savings Behavior," Yale School of Management Working Papers amz2657, Yale School of Management, revised 01 Mar 2009.
    • Handle: RePEc:ysm:somwrk:amz2657
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    File URL: http://icfpub.som.yale.edu/publications/2657
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    1. Richard H. Thaler & Shlomo Benartzi, 2004. "Save More Tomorrow (TM): Using Behavioral Economics to Increase Employee Saving," Journal of Political Economy, University of Chicago Press, vol. 112(S1), pages 164-187, February.
    2. James J. Choi & David Laibson & Brigitte C. Madrian & Andrew Metrick, 2004. "For Better or for Worse: Default Effects and 401(k) Savings Behavior," NBER Chapters, in: Perspectives on the Economics of Aging, pages 81-126, National Bureau of Economic Research, Inc.
    3. Zoran Ivkovich & Scott Weisbenner, 2007. "Information Diffusion Effects in Individual Investors' Common Stock Purchases Covet Thy Neighbors' Investment Choices," NBER Working Papers 13201, National Bureau of Economic Research, Inc.
    4. Laurent E. Calvet & John Y. Campbell & Paolo Sodini, 2009. "Fight or Flight? Portfolio Rebalancing by Individual Investors," The Quarterly Journal of Economics, Oxford University Press, vol. 124(1), pages 301-348.
    5. Markku Kaustia & Samuli Knüpfer, 2008. "Do Investors Overweight Personal Experience? Evidence from IPO Subscriptions," Journal of Finance, American Finance Association, vol. 63(6), pages 2679-2702, December.
    6. James J. Choi & David Laibson & Brigitte C. Madrian, 2011. "$100 Bills on the Sidewalk: Suboptimal Investment in 401(k) Plans," The Review of Economics and Statistics, MIT Press, vol. 93(3), pages 748-763, August.
    7. Esther Duflo & Emmanuel Saez, 2003. "The Role of Information and Social Interactions in Retirement Plan Decisions: Evidence from a Randomized Experiment," The Quarterly Journal of Economics, Oxford University Press, vol. 118(3), pages 815-842.
    8. Roth, Alvin E. & Erev, Ido, 1995. "Learning in extensive-form games: Experimental data and simple dynamic models in the intermediate term," Games and Economic Behavior, Elsevier, vol. 8(1), pages 164-212.
    9. Zoran Ivkovi & Scott Weisbenner, 2007. "Information Diffusion Effects in Individual Investors' Common Stock Purchases: Covet Thy Neighbors' Investment Choices," Review of Financial Studies, Society for Financial Studies, vol. 20(4), pages 1327-1357.
    10. James J. Choi & David Laibson & Brigitte C. Madrian, 2010. "Why Does the Law of One Price Fail? An Experiment on Index Mutual Funds," Review of Financial Studies, Society for Financial Studies, vol. 23(4), pages 1405-1432, April.
    11. Harrison Hong & Jeffrey D. Kubik & Jeremy C. Stein, 2004. "Social Interaction and Stock-Market Participation," Journal of Finance, American Finance Association, vol. 59(1), pages 137-163, February.
    12. Wise, David A. (ed.), 2004. "Perspectives on the Economics of Aging," National Bureau of Economic Research Books, University of Chicago Press, number 9780226903057, March.
    13. Terrance Odean, 1998. "Are Investors Reluctant to Realize Their Losses?," Journal of Finance, American Finance Association, vol. 53(5), pages 1775-1798, October.
    14. Ulrike Malmendier & Stefan Nagel, 2011. "Depression Babies: Do Macroeconomic Experiences Affect Risk Taking?," The Quarterly Journal of Economics, Oxford University Press, vol. 126(1), pages 373-416.
    15. Gary Charness & Dan Levin, 2005. "When Optimal Choices Feel Wrong: A Laboratory Study of Bayesian Updating, Complexity, and Affect," American Economic Review, American Economic Association, vol. 95(4), pages 1300-1309, September.
    16. Constantinides, George M., 1984. "Optimal stock trading with personal taxes : Implications for prices and the abnormal January returns," Journal of Financial Economics, Elsevier, vol. 13(1), pages 65-89, March.
    17. James J. Choi & David Laibson & Brigitte C. Madrian & Andrew Metrick, 2002. "Defined Contribution Pensions: Plan Rules, Participant Choices, and the Path of Least Resistance," NBER Chapters, in: Tax Policy and the Economy, Volume 16, pages 67-114, National Bureau of Economic Research, Inc.
    18. Gur Huberman & Sheena Iyengar & Wei Jiang, 2007. "Defined Contribution Pension Plans: Determinants of Participation and Contributions Rates," Journal of Financial Services Research, Springer;Western Finance Association, vol. 31(1), pages 1-32, February.
    19. Shlomo Benartzi, 2001. "Excessive Extrapolation and the Allocation of 401(k) Accounts to Company Stock," Journal of Finance, American Finance Association, vol. 56(5), pages 1747-1764, October.
    20. Kahneman, Daniel & Tversky, Amos, 1979. "Prospect Theory: An Analysis of Decision under Risk," Econometrica, Econometric Society, vol. 47(2), pages 263-291, March.
    21. Fama, Eugene F. & French, Kenneth R., 1993. "Common risk factors in the returns on stocks and bonds," Journal of Financial Economics, Elsevier, vol. 33(1), pages 3-56, February.
    22. Shefrin, Hersh & Statman, Meir, 1985. "The Disposition to Sell Winners Too Early and Ride Losers Too Long: Theory and Evidence," Journal of Finance, American Finance Association, vol. 40(3), pages 777-790, July.
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