James Choi

James Choi photo

James Choi

Professor of Finance, Yale School of Management
Yale University

James Choi is Professor of Finance at the Yale School of Management. His research addresses issues spanning 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 U.S. and abroad.

Choi’s research also has examined 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, and how retail investor sentiment in China affects stock returns. He earned his A.B. in applied mathematics and Ph.D. in economics from Harvard University.

Professional Achievements

  • Received the TIAA Paul A. Samuelson Award for "Why Does the Law of One Price Fail? An Experiment on Index Mutual Funds" (with Brigitte C. Madrian and David I. Laibson, The Review of Financial Studies, April 2010).
  • Associate director of the Retirement Research Center at the National Bureau of Economic Research.
  • Member of the FINRA Investor Issues Committee, and associate editor of Management Science.


January 2013
Annuities are not popular despite providing valuable insurance against outliving one’s savings.
September 2013
We conduct and analyze two large surveys of hypothetical annuitization choices. We find that allowing individuals to annuitize a fraction of their wealth increases annuitization relative to a situation where annuitization is an “all or nothing” decision.