When it comes to estimating the benefits of long-term savings, many people rely on their intuition. Focusing on the domain of retirement savings, we use a randomized experiment to explore people’s intuition about how money accumulates over time. We ask half of our sample to estimate future...

A canonical but untested assumption in economics is that choices are determined only by preferences and budget constraints, but not by how people approach decision making. In particular, it is believed that people behave “as if they optimized”, even if they do not engage in any formal...