I study knowledge spillovers, positive externalities that augment the information set of an economic agent, and reviews the evidence on such spillovers in the context of international economic transactions. Even though spillovers are by their very nature difficult to identify, over recent...

This paper presents and tests a new model of multinational firms to explain a rich array of multinational behaviour. In contrast to most approaches, here the multinational faces costs to transferring its knowhow that are increasing in technological complexity. Costly technology transfer gives...