The triad
The 3 major trading and investment blocs in the international arena: the United States, the EU & Japan.(Source: Rugman & Collinson, 2006)
Foreign Direct investment (FDI)
Equity funds invested in other nations (i.e. ownership & control of foreign assets)
Portfolio investment
The purchase of financial securities in other firms for the purpose of realising a financial gain when these marketable assets are sold.