The subtitle of Sraffa's most celebrated work, Production of Commodities by Means of Commodities, is prelude to a critique of economic theory. Given that no later work was ever published by Sraffa, we are left to wonder what would have come after the prelude. This paper suggests that the core of...

Kahn's Fellowship Dissertation, 'The Economics of the Short Period,' is a major contributions to the development of the theory of imperfect competition. The short period has two aspects: the first is the shape of its prime cost curve, the second is the shape of the individual demand curve. By...