1. See Warren J. Samuels, ‘Ideology in Economics’, in Modern Economic Thought, edited by Sidney Weintraub (Philadelphia: University of Pennsylvania Press, 1977), pp. 467–84.
2. C. E. Collet, ‘Professor Foxwell and University College’, Economic Journal, vol. 46 (December 1936), p. 616. Collet is quoting from notes made during a lecture by Foxwell.
3. Warren J. Samuels, ‘Ashley’s and Taussig’s Lectures on the History of Economic Thought at Harvard, 1896–1897’, History of Political Economy, vol. 9 (Fall 1977), p. 405.
4. Narmadeshwar Jha, The Age of Marshall, 2nd edn (London: Cass, 1973), p. 200.
5. Joseph A. Schumpeter, History of Economic Analysis (New York: Oxford University Press, 1954), p. 830.