“Relative mobility” measures how a child’s ranking in the income distribution compares to her parents'. “Absolute mobility” measures something entirely different. The economics blogosphere as well as ...

Years ago when I first started studying momentum, two things stood out in my mind. The first was most momentum research focused on cross-sectional stock studies looking at the future performance of ...

If you've ever noticed yourself thinking about the timing of a plan in two opposing ways—something that feels longer off than your actual time calculation—you're on to something. New research shows ...

Last week I completed my first self-supported, multi-stage, ultra-marathon “race” in Lapland, above the Arctic Circle. After more than 50 previous ultras, none of which have lasted more than a couple ...