Below an income of ... $60,000 a year, people are unhappy, and they get progressively unhappier the poorer they get. Above that, we get an absolutely flat line. ... Money does not buy you experiential happiness, but lack of money certainly buys you misery.

The amount of success it takes for leaders to become overconfident isn't terribly large.

I used to hold a unitary view, in which I proposed that only experienced happiness matters, and that life satisfaction is a fallible estimate of true happiness.

Economists think about what people ought to do. Psychologists watch what they actually do.

Clearly, the decision-making that we rely on in society is fallible. It's highly fallible, and we should know that.

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

Poverty is clearly one source of emotional suffering, but there are others, like loneliness. A policy to reduce the loneliness of the elderly would certainly reduce suffering.