Der Artikel behandelt die Voraussetzungen und Rahmenbedingungen, ohne die eine Nomadenwirtschaft in den ariden Gebieten dieser Erde nicht existieren kann. Neben den natürlichen Bedingungen (Klima, Vegetation) spielen Größe und Beweglichkeit des Stammes, Rolle und Einfluß der Häuptlinge, die...

Since the sweeping (re)introduction of multiparty systems in the early 1990s almost all sub-Saharan countries have introduced bans on ethnic or - in more general terms - particularistic parties. Such party bans have been neglected in research, and this paper engages in a preliminary analysis of...

We build a model of conflict in which two groups contest a resource and must decide on the optimal allocation of labor between fighting and productive activities. In this setting, a diaspora emanating from one of the two groups can get actively involved in the conflict by transferring financial...