This two volume set presents many of the most important articles on the reciprocal effects of the international system (both its political-economic and political-military attributes) and the domestic political and economic structures of the states that compose that system.

Can the world be made more peaceful through commerce? Empirical studies of the impact of trade on military conflict have yielded conflicting results depending on the specific measures and empirical domains that scholars select for their studies. The article suggests that these varying results...

Otherwise powerful, formidable democracies are tempting targets for international violence because they have leaders who, on average, have been in office for shorter periods of time than leaders of autocracies. Domestic incentives may make resistance more costly than offering concessions for...