The Slow And Fast Thinking. Thinking Fast and Slow has its roots in their joint work and is dedicated to Tversky who died in 1996. Many often associate rational thinking with investing.
System 2 is slower more deliberative and more logical. In his mega bestseller Thinking Fast and Slow Daniel Kahneman world-famous psychologist and winner of the Nobel Prize in Economics takes us on a groundbreaking tour of the mind and explains the two systems that drive the way we think. System 1 is the intuitive gut reaction way of thinking and making decisions.
System 1 is fast intuitive and emotional.
Fast and slow thinking will be reflected in the interpretation of the sentences involving the operators for upgrades and inference rule application. Type 2 thinking is another way to say System 2 thinking. Its conscious deliberative and mostly rational. System 2 is slower more deliberative and more logical.