2019. A Theory of International Organization, co-authored with Liesbet Hooghe and Tobias Lenz. Oxford: OUP, in press. Table of Contents.
2018. Contested World Order: The Delegitimation of International Governance, with Liesbet Hooghe and Tobias Lenz. Review of International Organizations, online first, Nov 2018, https://doi.org/10.1007/s11558-018-9334-3.
2018. Re-engaging Grand Theory: European Integration in the 21st Century” with Liesbet Hooghe. Robert Schuman Centre for Advanced Studies (RSCAS) Working Paper Series, No. 2018/43.
2017. Dealignment Meets Cleavage Theory: The Social Bases of A Transnational Cleavage, with David Attewell, Jan Rovny, and Liesbet Hooghe.
2017. Cleavage Theory Meets Europe’s Crises: Lipset, Rokkan, and A Transnational Cleavage, with Liesbet Hooghe. Journal of European Public Policy, 25(1): 109-135.
2017. Community, Scale and the Design of International Organization: A Postfunctionalist Theory of Governance: Volume IV, co-authored with Liesbet Hooghe and Tobias Lenz, in progress.
2017. Measuring International Authority: A Postfunctionalist Theory of Governance: Volume III, co-authored with Liesbet Hooghe, Tobias Lenz, Besir Ceka, Svet Derderyan, and Jeanine Bezuijen, Oxford: OUP. Table of Contents.
2016. Community, Scale and Regional Governance: A Postfunctionalist Theory of Governance: Volume II, co-authored with Liesbet Hooghe. Oxford: Oxford University Press. Table of Contents.
2016. Measuring Regional Authority: A Postfunctionalist Theory of Governance: Volume I, co-authored ms. with Liesbet Hooghe, Arjan Schakel, Sara Niedzwiecki, Sandi Chapman Osterkatz, and Sarah Shair-Rosenfield, Oxford: OUP. Table of contents.
2012. Europe and its Empires: From Rome to the European Union, Journal of Common Market Studies, Vol. 50 (1): 1-20.
2009. A Postfunctionalist Theory of European Integration: From Permissive Consensus to Constraining Dissensus, with Liesbet Hooghe, with Liesbet Hooghe, British Journal of Political Science 39: 1-23. Commentaries from Schmitter, Kriesi, and Boerzel & Risse.
2009. Efficiency and the Territorial Structure of Government, with Liesbet Hooghe, Annual Review of Political Science 12 (May): 225-241.
2008. European Union? with Liesbet Hooghe. 30th Anniversary issue of West European Politics 31(1–2): 108 – 129.
2008. Die Entstehung eines politischen Gemeinwesens: Der Kampf um die europäische Integration, (translated from “The Making of a Polity: The Struggle over European Integration“) with a new postscript “Politisierung und nationale Identitäten–Eine Nachbetrachtung von Liesbet Hooghe und Gary Marks,” [English original] in Die Politische Ökonomie der Europäischen Integration, edited by Martin Höpner, Armin Schäfer (Frankfurt am Main: Campus Verlag), 159-202.
2006. The Neofunctionalists Were (Almost) Right: Politicization and European Integration, with Liesbet Hooghe, in Colin Crouch and Wolfgang Streeck, eds. The Diversity of Democracy: Corporatism, Social Order and Political Conflict (Cheltenham, Edward Elgar), 205-222.
2006. Europe’s Blues: Theoretical Soul-Searching After the Rejection of a European Constitution, with Liesbet Hooghe, PS: Politics and Political Science (April) 247-250.
2005. Calculation, Community, and Cues: Public Opinion on European Integration, with Liesbet Hooghe, European Union Politics 6(4): 421-45.
2004. Does Identity or Economic Rationality Drive Public Opinion on European Integration? with Liesbet Hooghe, PS: Political Science and Politics 37, 3: 415-420.
2000. Optimality and Authority: A Critique of Neoclassical Theory, with Liesbet Hooghe, Journal of Common Market Studies 38(5): 795-816.