Serenity Now, Save Later? Evidence on Retirement Savings Puzzles from a 401(K) Field Experiment

By Saurabh Bhargava & Lynn Conell-Price Economists have advanced several psychological frictions to explain why many 401(k)-eligible employees undersave for retirement despite generous matching incentives. We provide evidence on four of these frictions through a field experiment randomizing undersaving employees to information- and incentive-based treatments linked to a survey assessing each friction’s baseline incidence. We describe four main findings: (1) We corroborate prior work showing pervasive deficits in retirement literacy and their correlation with saving but reject any meaningful increase...