Scarcity of any kind, not just time, should yield a focus dividend. We see this anecdotally. We are less liberal with the toothpaste as the tube starts to run empty. In a box of expensive chocolates, we savor (and hoard) the last ones. We run around on the last days of a vacation to see every sight. We write more carefully, and to our surprise often better, when we have a tight word limit. … Bandwidth measures our computational capacity, our ability to pay attention, to make good decisions, to stick with our plans, and to resist temptations. Bandwidth correlates with everything from intelligence and SAT performance to impulse control … Continue reading Sendhil Mullainathan, Eldar Shafir