Negotiations over a shrinking pie are especially difficult because they require an allocation of losses. People tend to be much more easygoing when they bargain over an expanding pie.
Daniel KahnemanMany people will admit that they made a mistake [putting money in dot-coms or telecoms at their peak] But that doesnโt mean that theyโve changed their mind about anything in particular. It doesnโt mean that they are now able to avoid that mistake.
Daniel KahnemanThe idea that you can ask one question and it makes the point - well, that wasn't how psychology was done at the time.
Daniel Kahneman