1. Introduction; Riccardo Bellofiore and Scott Carter 2. Surprise in the Archive: Reactions to Sraffa's Papers; Jonathan Smith PART I 3. On The Neoricardian Criticism of Irrelevance; Dario Preti 4. Sraffa and the Standard Commodity; Scott Carter Comment on Preti and Carter; Pier Luigi Porta Response to Porta; Scott Carter PART II 5. A New Perspective on Sraffa; Ajit Sinha 6. The Standard System and the Tendency of the (Maximum) Rate of Profit to Fall – Marx and Sraffa: There and Back; Stefano Perri Comment on Sinha and Perri: Hamlet without the Prince: Sraffa (and Marx) without Competition; Andrea Salanti A Response to the Comments by Professor Salanti; Ajit Sinha A Note on Professor Salanti's Comments; Stefano Perri PART III 7. The Essentiality of Money in the Sraffa Papers; Ghislain Deleplace 8. The positive surplus hypothesis: social versus physical objectivity; Jean Cartelier On Surplus and Money in Sraffa: A Comment on Cartelier and Deleplace; Gugliemlo Chiodi 9. The Loneliness ofthe Long Distance Thinker: Sraffa, Marx, and the Critique of Economic Theory; Riccardo Bellofiore