“Wars Within Wars: How Windows of Opportunity and Vulnerability Cause Inter-rebel Fighting,” International Security (forthcoming Summer 2018).

(With S. Costalli and L. Moretti), “The Economic Costs of Civil War: Synthetic Counterfactual Evidence and the Effects of Ethnic Fractionalization,” Journal of Peace Research, 2017. (proofs here)

(With S. Collard-Wexler and M. G. Smith) “Do Foreign Occupations Cause Suicide Attacks?” Journal of Conflict Resolution, 2014. (proofs here)

(With M. Morelli) “The Turkey-KRG Energy Partnership: Assessing its Implications,” Middle East Policy, 2014.

Review of F. Christia’s Alliance Formation in Civil Wars,” H-Diplo/ISSF Roundtable Reviews, 2013.

(With E. D. Borghard)  “Allies and Airpower in LibyaParameters, 2012.

(With I. Elbadawi and G. Milante) “Referendum, Response, and Consequences for Sudan: The Game Between Juba and Khartoum,” World Bank Policy Research Working Paper 4684, 2008.

“Un’Analisi dell’Efficacia della Violenza Indiscriminata in Guerra di Contro-guerriglia.” In S. Costalli and F. Moro (eds.), La Guerra nello Stato, Milan: Vita e Pensiero, 2010 (book chapter).

“Partition as a Solution to Ethnic Conflict,” International Spectator, 2008.

“A Plan for Military Intervention in Darfur,” African Security Review, 2007.


Policy commentary/analysis

“What Star Wars can tell us about rebel movements,” Vox, Mischief of Factions, 8 December 2017.

A provocative article says the Islamic State is a mystery. Here’s why that’s wrong.Washington Post, Monkey Cage, 27 August 2015.

“America Must Destroy IS…But How?” The National Interest, 15 August, 2014.

(With E. D. Borghard) “Why American Air Power Won’t Save Iraq from ISIS,”The National Interest, 24 June, 2014.

(With E. D. Borghard) “Bombing Can Wait,” The National Interest, 12 September, 2013.

(With E. D. Borghard) “Obama’s Syria Dilemma,”The National Interest, 30 August, 2013.

(With M. Morelli) “Let Turkey and Kurdistan Get Closer,”The National Interest, 31 October, 2013.

“Transatlantic Economic Relations: the State of the Partnership and Prospects for Future Cooperation,” Policy brief for the Italian Senate, Istituto Affari Internazionali: Rome, 2007 (abridged version published in Freedom and Union, 2007).

(With G. Hufbauer) “After Doha: Evolution or Revolution in the World Trading System?” Western Center for Economic Research, University of Alberta, 2007.

(With G. Hufbauer) “Learning the Correct Lesson about Protectionism,” Economic Perspectives, 2007.


Book reviews

Review of P. Krause’s Rebel Power, Political Science Quarterly, 2018.

“Conflict Resolution and the Everyday Politics of International Intervention,” Journal of International Organizations Studies, 2015 (review of S. Autesserre’s Peaceland:  Conflict Resolution and the Everyday Politics of International Intervention).

“Moral and Strategic Dimensions of Humanitarian Military Intervention,” International Spectator, 2008 (review of M. W. Doyle and N. Sambanis, Making War and Building Peace: United Nations Peace Operations).

“Lessons for Peacebuilders,” International Spectator, 2007 (review of T. Seybolt, Humanitarian Military Intervention: The Conditions for Success and Failure).