This is a textbook (out of print and copyright reverted to authors) that design for a one-semester course in international trade theory at the advanced undergraduate or beginning graduate level. It systematically examines alternative causes of trade and the consequence of each. A much revised...

There is an extensive literature in the Heckscher-Ohlin framework which considers trade, investment, factor flows and transfers, but the models to investigate these phenomenon are typically different. This paper shows that all of these can be analyzed in the same simple two-sector trade model. A...

The production-possibility frontier is strictly concave and negatively sloped if two commodities are produced according to linearly homogeneous, strictly quasi-concave production functions that use, with different intensities, two factors of production that are available in fixed supply. In this...