When an economist says the evidence is "mixed," he or she means that theory says one thing and data says the opposite.
Richard ThalerPeople exaggerate their own skills. they are optimistic about their prospects and overconfident about their guesses, including which managers to pick.
Richard ThalerIt would be much more consumer friendly for them to beep you when you swipe your card that says, uh-oh you're over your limit, are you sure you want to use that?
Richard Thaler