The proposition of Mr. Ricardo, which states that a rise in the price of labour lowers the price of a large class of commodities, has undoubtedly a very paradoxical air; but it is, nevertheless, true, and the appearance of paradox would vanish, if it were stated more naturally and correctly.
Book I, Chapter II, On the Nature, Causes, and Measures of Value, Section IV, p. 88. - Principles of Political Economy (Second Edition 1836)