This document provides an overview of international political economy (IPE). It discusses the meaning and nature of IPE, focusing on the political and economic dimensions. It outlines three major theoretical perspectives on IPE: mercantilism/economic nationalism, liberalism, and Marxism. Differences in national political economy systems are examined through case studies of the US, Japan, and Germany. Finally, core issues in IPE governance are discussed, specifically international trade and the role of the World Trade Organization.