Bubbles and crashes are textbook examples of collective decision making gone wrong. In a bubble, all of the conditions that make groups intelligent - independence, diversity, private judgement-disappear.
James SurowieckiFraming effects can be very influential, and to the degree that you can think of a task as close rather than distant, you're more likely to actually get it done.
James SurowieckiThere does seem to be some evidence that as people get older, they procrastinate less, perhaps because they feel the pressure of time more.
James Surowiecki