Table 7.1 Marx’s transformation3

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Capitals (M=c+v) Used up constant capital (c’) Cost price (k=c’+v) Rate of surplus value (s/v) Surplus value (s) Value of the product (M’=k+s) ‘Value’ rate of profit (r=s/M) Profit (π =MR)b Price of production (p=k+π) ‘Price’ rate of profit (r’=π/M)
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I. 80c+20v 50 70 100% 20 90 20% 22 92 22%
II. 70c +30v 51 81 100% 30 111 30% 22 103 22%
III. 60c+40v 51 91 100% 40 131 40% 22 113 22%
IV. 85c+15v 40 55 100% 15 70 15% 22 77 22%
V. 95c+5v 10 15 100% 5 20 5% 22 37 22%
390c+110v 202 312 100% 110 422 22% 110 422 22%
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aThe last row indicates totals or averages, where appropriate.

bR is the average ‘value’ rate of profit.

Source: Capital 3, pp. 255–256.