Introduction : methodology in international relations research / Detlef F. Sprinz and Yael Wolinsky-Nahmias -- Case study methods : design, use, and comparative advantages / Andrew Bennett -- Case study methods in international political economy / John S. Odell -- Beyond story-telling : designing case study research in international environmental policy / Ronald Mitchell and Thomas Bernauer -- Case study methods in international security studies / Arie M. Kacowicz -- The promise and peril of statistics in international relations / Bear F. Braumoeller and Anne E. Sartori -- Quantitative approaches to the international political economy / Edward D. Mansfield -- Quantitative analysis of international environmental policy / Detlef F. Sprinz -- Research design in testing theories of international conflict / Paul Huth and Todd Allee -- Formal models of international politics / Duncan Snidal -- Formal methods and international political economy / Helen V. Milner -- Consumption, production, and markets : applications of microeconomics to international politics / John A.C. Conybeare -- Game theory and international environmental policy / D. Marc Kilgour and Yael Wolinsky-Nahmias -- The art of Shaker modeling : game theory and security studies / Andrew Kydd -- Conclusions: multimethod research / Detlef F. Sprinz and Yael Wolinsky-Nahmias