1. Backhouse, R.E. (1998), “If mathematical is informal, then perhaps we should accept that economics must be informal too”, The Economic Journal, Vol. 108, November, pp. 1848‐58.
2. Balabkins, N.W. (1988), Not by Theory Alone … The Economics of Gustav von Schmoller and Its Legacy to America, Volkswirtschaftliche Schriften 382, Duncker & Humblot, Berlin, 115., (originally published in 1908).
3. Barone, E. (1939), “Le ministère de la production dans le régime collectiviste”, in von Hayek, F.A. (Ed.), L’Economie Dirigée en Régime Collectiviste, Librairie de Médicis, Paris, pp. 245‐99.
4. Bhagwati, J. (1994), “Free trade: old and new challenges”, The Economic Journal, Vol. 104, March, pp. 231‐46.
5. Bienaymé, A. (1994), “L’oil des mathématiques et le regard des économistes”, Problèmes Economiques, No. 2373, April 27, La Documentation Française, Paris, pp. 1‐6.