1. Centre for the Study of Civil War (CSCW) International Peace Research Institute (PRIO), Oslo, Norway
2. Centre for the Study of Civil War (CSCW) International Peace Research Institute (PRIO), Oslo, Norway, Department of Sociology and Political Science Norwegian University of Science and Technology (NTNU), Trondheim
3. Department of Economics Norwegian University of Science and Technology (NTNU), Trondheim Centre for the Study of Civil War (CSCW) International Peace Research Institute PRIO, Oslo, Norway