LABOUR, like all other things which are purchased and sold, and which may be increased or diminished in quantity, has its natural and its market price. The natural price of labour is that price which is necessary to enable the labourers, on with another, to subsist and to perpetuate their race, without either increase or diminution.
David RicardoUtility then is not the measure of exchangeable value, although it is absolutely essential to it.
David RicardoThere can be no greater error then in supposing that capital is increased by non-consumption.
David RicardoIt is here we come to the heart of the matter. The economic principle of comparative advantage', 'a country may, in return for manufactured commodities, import corn even if it can be grown with less labour than in the country from which it is imported
David RicardoIt has therefore been justly observed that however honestly the coin of a country may conform to its standard, money made of gold and silver is still liable to fluctuations in value, not only to accidental, and temporary, but to permanent and natural variations, in the same manner as other commodities.
David Ricardo