Daniel Kahneman, Nobel Prize-winning psychologist who changed the way we think about economics – obituary
Daniel Kahneman, who has died aged 90, was a psychologist who shared the 2002 Nobel Prize in economics, with Vernon Smith, for work carried out with Amos Tversky which revealed the inadequacy of the most basic assumptions made by economists – that man is a rational being – and led to the creation of a new strand of economic thinking,