Over the past fifty years, barriers to international trade have decreased substantially. A key source of this decline in protectionism has been the proliferation of agreements among countries to liberalize commerce. In this article, we analyze the domestic political conditions under which states...

Preferential trading arrangements (PTAs) have spread widely over the past fifty years. During the same era, multilateral openness has grown to unprecedented heights, spurred by the General Agreement on Tariffs and Trade (GATT) and its successor, the World Trade Organization (WTO). If the...

Nontariff barriers to trade are most pervasive when deteriorating macroeconomic conditions give rise to demands for protection by pressure groups, when countries are sufficiently large to give policymakers incentives to impose protection, and when domestic institutions enhance the ability of...

During the past half-century, states have established a large number of international trade institutions, both multilateral and regional in scope. The existing literature on this topic emphasizes that these agreements are chiefly designed to liberalize and increase the flow of overseas commerce....

The relationship between foreign trade and political conflict has been a persistent source of controversy among scholars of international relations. Existing empirical studies of this topic have focused on the effects of trade flows on conflict, but they have largely ignored the institutional...

The relationship between democratization and war has recently sparked a lively debate. We find that transitions from autocracy that become stalled prior to the establishment of coherent democratic institutions are especially likely to precipitate the onset of war. This tendency is heightened in...