J. Hartwig, Keynes vs. the Post Keynesians on the Principle of Effective Demand *, The European Journal of the History of Economic Thought, vol.14, issue.4, pp.725-764, 2007.
DOI : 10.2307/2227362

M. Hayes, The Point of Effective Demand, Review of Political Economy, vol.2, issue.1, pp.55-80, 2007.
DOI : 10.1080/09538250601080743

J. M. Keynes, The General Theory of Employment, The Quarterly Journal of Economics, vol.51, issue.2, 1936.
DOI : 10.2307/1882087

J. M. Keynes, The Collected Writings of, John Maynard Keynes, vol.14, 1973.