OF LABOUR. AT case in the preceding extract. He says, that if by improvements in machinery and agriculture, the whole produce of a country were doubled, while the quantity of labour employed continued the same, and if before this increase of produce, of every hundred hats, coats, and quarters of corn, the labourer received 25, and after the increase only 22, then wages would have fallen, although the labourer actually received 44, where he before received only 25. But if by a fall of wages is meant a fall in the value of labour; if, further, by value we mean the power of commanding other things in exchange, and if the degrees of that power are in proportion to the quantity commanded, then it is evident, that so far from wages falling they would have risen, inasmuch as a definite portion of labour would command in exchange an increased quantity of hats, coats, and corn. I have said, that an alteration in the proportion of the product assigned to the labourer is one cause of variation in the value of labour: for it is manifest, that if out of a fixed quantity of hats, coats, and corn, the labourer receives