Economic theory has not been delving extensively and systematically into the strictly related phenomena of Foreign Direct Investment (FDI) and Multinational Enterprise (MNE) until the 1980s.1 Two distinct circumstances have been favouring this recent renewed interest: a big surge in the former and a new space for the latter in the mainstream economic theory. FDI – the main way through which MNEs act – has been growing recently at an impressive rate (more than world trade), and that this growth has had the puzzling feature of concerning particularly the industrialised countries, which have been reciprocally engaged in such capital movements. The emergence of a new body of trade and location theory made it possible to enhance the understandin...