Contemporary civil wars are rooted in a partial or complete breakdown of the social contract, often involving disputes over public spending, resource revenues, and taxation. A feasible social contract gives potential rebels something akin to a transfer. When this is improbable, and the potential...

This paper suggests that societies exhibiting a large degree of educational polarization among its populace are systematically more likely to slip into civil conflict and civil war. Intuitively, political preferences and beliefs of highly educated citizens are likely to differ fundamentally from...

The World Health Organization estimates that 300 million clinical cases of malaria occur annually and also observed that during the 80's and part of the 90's its incidence increased noticably. There are basically two factors behind the incidence of malaria: 'geographical destiny' and...

Of the 41 HIPCs, 11 are classified by the IMF and World Bank as conflict-affected. Can debt relief reduce the level of violent conflict in these countries? By providing additional resources to finance broad-based public spending, debt relief could help to redress the grievances that contribute...

The objective of the paper is to analyze the formation of social networks where individuals are allowed to engage in several groups at the same time. These group structures are interpreted here as social networks. Each group is supposed to have specific rules or constitutions governing which...

The paper re-examines the idea that a family can be viewed as a community governed by a self-enforcing constitution, and extends existing results in two directions. First, it identifies circumstances in which a constitution is renegotiation-proof. Second, it introduces parental altruism. The...