Pity the poor cork manufacturers
It is nigh on 200 years since David Ricardo first set out his theory of comparative advantage in his classic work 'On the principles of political economy and taxation'. Since that time it has been a unifying belief among economists that a country should channel its resources into producing only those goods and services in which it has a comparative advantage, exporting whatever it does not need around the world. But what are different countries good at? Revealed comparative advantage