A model of the struggle for power is analysed, showing the part played by the ability of the state to commit on the level of its expenditures for maintaining peace. In this case, the state has the monopoly over military expenditures, and we get either a redistributive equilibrium, or a...

This article briefly describes the Soninke labor migration, understood as a means of diversifying risk in a context of missing insurance and credit markets. Historical and anthropological studies on this ethnic group suggest that it is not only the well-being of those left behind which is...