James Choi

Professor of Finance

Professor Choi's research spans behavioral finance, behavioral economics, household finance, capital markets, health economics, and sociology. His work on default options has led to changes in 401(k) plan design at many U.S. corporations and has influenced pension legislation in the United States and abroad. In other papers, he has investigated topics such as the influence of racial, gender, and religious identity on economic preferences, investor ignorance of mutual fund fees, the effect of deadlines and peer information on savings choices, how retail investor sentiment in China affects stock returns, and the use of subtle planning prompts to increase vaccination rates.

Professor Choi is a recipient of the TIAA-CREF Paul A. Samuelson Award for outstanding scholarly writing on lifelong financial security. He is ​an Associate Director of the Retirement Research Center at the National Bureau of Economic Research, a member of the FINRA Investor Issues Committee ​,​ and a TIAA-CREF Institute Fellow.

Education

  • PhD, Harvard University, 2005
  • AB, Harvard University, 1998

Courses

International Experience: Chile
MGT 416
Corporate Finance
MGT 541
Integrated Management Perspectives
MGT 430

Publications

Selected Articles

J.J. Choi, J. Beshears, D. Laibson, B. Madrian, and K. Milkman
Journal of Finance
2015
Social Identity and Preferences
D.J. Benjamin, J.J. Choi, and A.J. Strickland
American Economic Review
2010
Why Does the Law of One Price Fail? An Experiment on Index Mutual Funds
J.J. Choi, D. Laibson, and B.C. Madrian
Review of Financial Studies
2010
Optimal Defaults and Active Decisions
G.D. Carroll, J.J. Choi, D. Laibson, B.C. Madrian, and A. Metrick
Quarterly Journal of Economics
2009
J. J. Choi, D. Laibson, B. C. Madrian and A. Metrick
Tax Policy and the Economy
2002

Selected Working Papers

Does Aggregated Returns Disclosure Increase Portfolio Risk-Taking?
​ ​J. Beshears, ​J.J. Choi, D. Laibson, and B.C. Madrian
2016
Who is Easier to Nudge?
J. Beshears, ​J.J. Choi, D. Laibson, B.C. Madrian, and S. Wang
2016
Small Cues Change Savings Choices
J.J. Choi, ​E. Haisley, J. Kurkoski, and C. Massey
2016
Informed Trading and the Cost of Capital
​J.J. Choi, L. Jin, and H. Yan
2016
Self-Control and Commitment: Can Decreasing the Liquidity of a Savings Account Increase Deposits?
​J. Beshears, ​J.J. Choi, ​ C. Harris,​ D. Laibson, B.C. Madrian, and J. Sakong
2015

Achievements

40 Under 40 Most Outstanding MBA Professors
Poets & Quants
TIAA-CREF Paul A. Samuelson Award for outstanding scholarly writing on lifelong financial security (with D. Laibson and B.C. Madrian)
2011
NBER Pre-Doctoral Fellow in Aging and Health Economics
2003-2005
National Science Foundation Graduate Research Fellowship
2000-2003
Hoopes Prize for excellence in Harvard undergraduate research
1998
Phi Beta Kappa
Harvard University
1998