Interdependence and conflict : an introduction / Edward D. Mansfield and Brian M. Pollins -- Pax mercatoria and the theory of state / Beth Simmons -- Economic interdependence, the democratic state, and the liberal peace / Christopher Gelpi and Joseph M. Grieco -- Internationalization, coalitions, and regional conflict and cooperation / Etel Solingen -- Assessing the role of trade as a source of costly signals / James D. Morrow -- The classical liberals were just lucky : a few thoughts about interdependence and peace / Erik Gartzke -- Trade and conflict : uncertainty, strategic signaling, and interstate disputes / Arthur A. Stein -- Economic interdependence, opportunity costs, and peace / Jack S. Levy -- Liberal hopes with no guarantees / Gregory D. Hess -- Violence and disease : trade as a suppressor of conflict when suppressors matter / Bruce Russett -- The strategy of economic engagement : theory and practice / Michael Mastanduno -- Empirical support for the liberal peace / John R. Oneal -- Models and measures in trade-conflict research / Katherine Barbieri -- Preferential peace : why preferential trading arrangements inhibit interstate conflict / Edward D. Mansfield -- Trade and conflict : does measurement make a difference? / Jon C. Pevehouse -- Measuring conflict and cooperation : an assessment / Rafael Reuveny -- Temporal dynamics and heterogeneity in the quantitative study of international conflict / Janet M. Box-Steffensmeier, Dan Reiter, and Christopher J. Zorn -- Concerns with endogeneity in statistical analysis : modeling the interdependence between economic ties and conflict / Richard J. Timpone -- Qualitative research on economic interdependence and conflict : overcoming methodological hurdles / Norrin M. Ripsman and Jean-Marc F. Blanchard -- Computer simulations of international trade and conflict / David H. Bearce and Eric O'N. Fisher.