This guide on international trade and investment examines the legal rules governing international trade. After initial chapters on the legal and practical environment for multinational enterprises (MNEs) engaged in international trade and investment, it analyzes the principal international institutions involved in international trade, the World Trade Organization (WTO) and International Monetary Fund (IMF); the essential rules governing the regulation of international trade, including in the General Agreement on Tariffs and Trade (GATT); the system for dispute resolution within the WTO under its Dispute Settlement Body (DSB); restrictions on and other regulation of imports, including tariff rates, customs classification and valuation, and rules of origin; trade remedy responses to import competition; U.S. export controls; regional free trade agreements and customs unions; the governance structure and essential principles of the European Union; and the North American Free Trade Agreement (NAFTA) and free trade in the Americas.