We asked Yale SOM’s James Choi, who has examined the implications of academic research for personal finance, what studies say about how to respond to a market crash.

In a new study, Yale SOM’s James Choi and his colleagues found that the implicit default—what happens if people don't make a choice—affects whether they make a choice at all.

Academic theories explaining which factors affect individual investment decisions abound, but few studies have involved asking people about the issue directly.

When companies automatically enroll employees in retirement plans, the employees save more money for their later years. But the extra savings may exact a pre-retirement toll on their finances.

We asked Yale SOM’s James Choi how a proposed change to the way 401(k) plans are taxed might alter the way people save for retirement.

The end of defined-benefit pensions and a volatile stock market have made many Americans skeptical that they can retire comfortably. Is a new model emerging for how we plan for retirement? A panel of experts and practitioners talks about policies to help us bolster our retirement savings.

Investment companies including Fidelity, Putnam Investments, and Voya Financial are rolling out tools that tell investors how their retirement savings compare to those of their peers. This social comparison is intended to motivate investors to increase their savings; however, new research shows that it can have the opposite effect.

James Choi describes his research into one simple way to raise participation rates in 401k plans: change the default.