After Eli Heckscher and Bertil Ohlin suggestions for sources of comparative advantage have been empirically challenged by Wassily Leontief, the researchers set out to explain the "Leontief paradox" for the development of alternative theories to the sources of comparative advantage. This note explores some of these alternative approaches, including skilled working hypothesis , the theory of product life cycle, the growth of intra-industry trade, and the questioning of the usefulness of the concept of comparative advantage. "Hide
by David B. Yoffie, John Coleman 5 pages. Publication Date: July 31, 1986. Prod. #: 387024-PDF -ENG