This paper asks whether net trade in the Middle East and North Africa (MENA) can be explained by differences in comparative costs and in the exploitation of scale economies. Based on a sample of six countries, it is shown that factor proportions do not significantly affect net trade. In an...

Two questions in particular will be addressed. First, can earlier results for specific industries that suggest a positive relation between quality and capital-labour ratios of exporting countries be generalized to other industries? Second, what type of capital, physical or human, is most...