We are often confident even when we are wrong, and an objective observer is more likely to detect our errors than we are.

So your emotional state really has a lot to do with what you're thinking about and what you're paying attention to.

We deeply want to be led by people who know what they're doing and who don't have to think about it too much.

The planning fallacy is that you make a plan, which is usually a best-case scenario. Then you assume that the outcome will follow your plan, even when you should know better.

The average investor's return is significantly lower than market indices due primarily to market timing.

If individuals are rational, there is no need to protect them against their own choices.

The concept of loss aversion is certainly the most significant contribution of psychology to behavioral economics.