behavioral-economics besliskunde beslutsfattande book-collection cognitive-biases creativity daniel-kahneman decision-making decisionmaking education emotionsandcognition entscheidungsfindung fixed-mindset growth-mindset intelligence intuition kognition learning longnowmanualforcivilization mindset motivation newyorktimesbestseller newyorktimesreviewed nyt:hardcover_business_books=2012-02-25 potential psychology psykologiskaaspekter reasoning resonerande schlussfolgern self-improvement success ta˜nkande thinking thoughtandthinking tänkande