2019: Koos, Carlo and Clara Neupert-Wentz. “Polygynous Neighbors, Excess Men and Intergroup Conflict in Rural Africa.” Conditionally accepted at Journal of Conflict Resolution.
2019: De Juan, Alexander and Carlo Koos. “The Historical Roots of Cooperative Behavior—Evidence from Eastern Congo.” World Development. 116: 100-112. Free Copies
2018: Koos, Carlo. “Decay or Resilience? The Long-Term Social Consequences of Conflict-Related Sexual Violence in Sierra Leone.” World Politics. 70 (2): 194-238. Replication Files and Online Appendix.
2017: Koos, Carlo. “A Taste for Rebellion: Which Grievances Make People Support Violence against the State? Survey Evidence from the Niger Delta.” International Interactions. 44 (3): 437-462. Replication Files. Free Copies
2017. Koos, Carlo. “Sexual Violence in Armed Conflicts: Research Progress and Remaining Gaps.” Third World Quarterly. 38 (9): 1935-1951.
2016: Koos, Carlo. “Does Violence Pay? The Effect of Ethnic Rebellion on Overcoming Political Deprivation.” Conﬂict Management and Peace Science. 33 (1): 3-24.
2016: Koos, Carlo and Jan Pierskalla. “The Effects of Oil Production and Ethnic Representation on Violent Conflict in Nigeria: A Mixed-Method Approach.” Terrorism and Political Violence. 28 (5): 888-911.
2015: Basedau, Matthias and Carlo Koos. “When Do Religious Leaders Support Faith-Based Violence? Evidence from a Survey Poll in Juba in South Sudan.” Political Research Quarterly. 68 (4): 760-772.
2014: Koos, Carlo. “Why and How Civil Defense Militias Emerge: The Case of the Arrow Boys in South Sudan.” Studies in Conﬂict & Terrorism. 37 (12): 1039-1057.
2013: Koos, Carlo and Matthias Basedau. “Does Uranium Mining Increase Civil Conflict Risk? Evidence from a Spatiotemporal Analysis of Africa from 1960 to 2008.” Civil Wars. 15 (3): 306-331.
Koos, Carlo. 2015. “Ethnic Mobilization in Resource-Abundant African States. Quantitative and Qualitative Analyses of the Role of Ethnic Identity and Natural Resources in Armed Intrastate Conflicts.” PhD Thesis, University of Hamburg (317 pages).