On Sat, 12 May 2001, you wrote: > > The examples that you give above largely > concern astronomy and physics. In astronomy, > some theorems can be proved though observation. > Yet, in political economy we don't have unchanging > regularities in nature that can be observed which > then can be used to validate/invalidate a political- > economic theorem. There are certain unchanging regularities, - commodities are produced every year. Labour is performed every year. Commodities are sold every year. Wages are paid every year. These provide us with the data to test general theorems about the relationships between the prices that commodities are sold for and for instance the wages that were paid to make them. What is the difficulty with this? > > Suppose that output/working hour increases in > that part of Department II that produces > commodities that are solely consumed by > capitalists while output/working hour remains > constant in Dept I and the rest of Dept II. Is > that an example of relative surplus value where > the labor content of the workers' means of > subsistence can remain unchanged? > Under these cifcumstances the labour theory of value predicts that the mass of surplus value will be unchanged. > In solidarity, Jerry -- Paul Cockshott paul@cockshott.com
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