Under what circumstances is it necessary or convenient for an agent to rely on habits and rules? This paper focuses on the types of decision situation giving rise to their use. Even optimisation requires the development of rules, and for this reason mainstream economics cannot legitimately...

A common assumption, often accepted by regulators – that individuals act only in their narrow self-interest – is false. Evidence from both the natural and social sciences suggests that most people are strongly motivated to cooperate and help one another. Organizations (such as Toyota and...