This document discusses foreign direct investment (FDI). It defines FDI as investment from a company in one country into business interests located in another country, with the goal of managing those business interests. The document then discusses different types of FDI, including horizontal FDI where a company invests in similar activities in multiple countries, and vertical FDI where a company invests in different stages of production across countries. It also discusses the factors that influence where companies choose to direct FDI, such as costs, market demand, and availability of resources.