In a recent paper Samuelson and Etula claim to have provided three examples of the presence of a constant returns to scale assumption in Sraffa's Production of Commodities. The present paper is a refutation of their interpretation of Sraffa's propositions. It shows that they mistakenly take...

1. Interpreting the Nature of Sraffa’s Equations: A Critique of Garegnani’s Interpretation -- 2. On Sraffa’s Structuralism -- 3. On Sraffa’s Challenge to Causality in Economics -- 4. The Meaning of Sraffa Prices -- 5. ‘Openness’ as a Methodological Principle of Sraffa’s Economic...

'Drawing extensively on Sraffa's Cambridge archives, particularly his unpublished notes, Ajit Sinha reveals Sraffa's struggle - philosophical, methodological and technical - on the road towards the brief formulation in Production of Commodities by Means of Commodities (1960). Sinha puts paid...