While the impacts of culture on international trade and foreign direct investment (FDI) have been much discussed, the influence of languages has been underappreciated in international business. We address this paucity by integrating literature from international economics, international...

We examine the roles of major trade languages in international trade and foreign direct investment (FDI) flows. Empirical results confirm that speaking a common language increases trade and FDI flows, yet the effect of major languages is more substantial in FDI than in international trade. In...