1.The 'Sraffian' Critique of General Equilibrium Theory, and the Classical-Keynesian Alternative ,
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=199894
2 Kaldor on Debreu: The Critique of General Equilibrium Reconsidered
http://www.informaworld.com/smpp/content~content=a913254694&db=all