This paper provides an argument for the advantage of a preference for identity-consistent behaviour from an evolutionary point of view. Within a stylised model of social interaction, we show that the development of cooperative social norms is greatly facilitated if the agents of the society...

This paper investigates the effectiveness of two instruments designed to defer termination in the centipede game: an insurance against termination by the opponent, and an option to offer the opponent a bonus for not terminating the game. The rational prediction in both cases is passing until...

This paper emphasises a potential purely selfish motivation for behavioural altruism. It is based on personal status seeking and the observation that individual status derives also from the groups the individual identifies with. Altruistic behaviour within the group, then, can be rationalised as...

This paper proposes a simple framework to model contextual influences on procedural decision making. In terms of utility, we differentiate between monetary payoffs and contextual psychological ones, e.g. deriving from the subjects’ normative frame of reference. Monetary payoffs are treated as...

This paper proposes a simple framework to model contextual influences on procedural decision making. In terms of utility, we differentiate between monetary payoffs and contextual psychological ones, e.g. deriving from the subjects’ normative frame of reference. Monetary payoffs are treated as...