This course is designed for MIS economics students as well as for policy-oriented Masters students specializing in economics. The course is divided in four main parts. The first reviews the main neoclassical trade theories and their implications.. The second part introduces tools widely used by trade analysts, in depth understanding and analysis of tariffs and non-tariff measures, partial and general equilibrium simulation models, and gravity models. The third presents newer trade models with imperfect competition The fourth part explores important developments in the evolution of the global economy, the importance of Foreign Direct Investment and Multi National Corporations in trade, the relationship between trade and migration, as well as the rise and measurement of global value chains. The course considers both theories and recent empirical work, as well as a discussion of the relevant methodological issues in measurement and estimation.