Gilibert, Giorgio - In: Contributions to Political Economy 25 (2006) 1, pp. 35-48
By the end of 1927, Sraffa, not yet in his thirties, showed Keynes a system of three linear and homogeneous equations to determine prices in an economy without surplus. We now know that these "first equations" were to be the starting point for his future (1960) book. Considered as such, this...