Contrary to the classical proposition, the works of Prebisch and Singer launched the controversial hypothesis of long-term decline in the terms of trade of primary products vis-à-vis manufactures and a corresponding decline in the terms of trade of the South vis-à-vis the North. The present...

In a classical world where prices of both northern manufactures and southern raw materials are determined by market demand and supply, technical progress in one region leads to a terms-of-trade improvement of the other region irrespective of whether technical progress is labor-saving or...