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...

In this paper I examine the influence which a population of different behavioral types may have on the provision of public goods. In particular, the population or subject pool consists of three behavioral types: myopic selfish agents, enlightened selfish agents and ethically motivated agents. I...

In order to help understand adherence to moral standards and the force of intrinsic motivation, we present an infinite-horizon model where an individual receives random temptations (such as bribe offers) and must decide which to resist. Temptations yield consumption value, but keeping a good...