1. Arrow, K.J.: Essays in the Theory of Risk Bearing, Chap. 3, Markham, Chicago (1970)
2. Barten, A.P.: Family composition, prices and expenditure patterns. In: Hart, P., Mills, G., Whitaker, J.D. (eds.) Econometric Analysis for National Economic Planning: 16th Symposium of the Colston Society, pp. 277–292. Butterworth, London (1964)
3. Barten, A.P.: The systems of consumer demand functions approach?: A review. In: Part, A., Intriligator, M.D. (eds.) Frontiers of Quantitative Economics, vol. 3, pp. 23–58. North-Holland, Amsterdam (1977)
4. Becker, G.S.: Irrational behavior and economic theory. J. Polit. Econ. 70, 1–13 (1962)
5. Blundell, R.W., Lewbel, A.: The information content of equivalence scales. J. Econom. 50, 49–68 (1991)