We investigate a setting in which members of a population, bifurcated into a majority and a minority, transact with randomly matched partners. All members are uniformly altruistic, and each transaction can be carried out cooperatively or through a market mechanism, with cooperative transactions...

The paper aims to ascertain whether voluntary money transfers may be explained by the existence of self-enforcing family constitutions. We identify a circumstance in which an agent will behave differently if she is optimizing subject to a family constitution, than if she is moved by either...