Introduction, A memoir by Sergio Steve PART I On Sraffa’s biography 1 A child of Cultura Positiva: Turin and the education of Piero Sraffa 2 Piero Sraffa’s early approach to political economy: from the gymnasium to the beginning of his academic career PART II Sraffa’s contribution to the Cambridge debates in the 1920s and 1930s 3 Sraffa and the criticism of Marshall in the 1920s 4 Sraffa and Cambridge economics, 1928–1931 5 On some controversial aspects of Sraffa’s theoretical system in the second half of the 1920s Comments 6 On Marshall’s representative firm: a comment on Marchionatti 7 Why did Sraffa lose interest in imperfect competition? A comment on Marcuzzo PART III Continuity and change in Sraffa’s thought: from the 1920s to Production of Commodities by Means of Commodities 8 Continuity and change in Sraffa’s thought: an archival excursus 9 Some notes on the Sraffa Papers 10 From the 1925–6 articles to the 1960 book: some notes on Sraffa’s not so implicit methodology 11 Sraffa’s edition of Ricardo’s Works: reconstruction of a reconstruction 12 Production of Commodities by Means of Commodities between criticism and reconstruction: the given quantities assumption 13 A comment on Salanti and Signorino 14 A comment on Rosselli 15 A comment on Roncaglia PART IV Specific topics 16 Production of Commodities by Means of Commodities and the open economy 17 Sraffa and the mathematicians: Frank Ramsey and Alister Watson 18 Monetary analysis in Sraffa’s writings 19 On the relationship between Sraffa and Keynes 20 Sraffa on Hayek: unexpected influences Comments 21 A comment on Steedman 22 Monetary analyses in Sraffa’s writings: a comment on Panico 23 Whatever happened to Dr Hayek after the debate with Mr Sraffa? A comment on Zappia