1. Alderman H., P.A. Chiappori, L. Haddad, J. Hoddinott and R. Kanbur, 1995, “Unitary versus Collective Models of the Household: Is It Time to Shift the Burden of the Proof,” World Bank Research Observer, vol. 10, pp. 1–19.
2. Altonji J.G., F. Hayashi and L. Kotlikoff, 1992, “Is the Extended Family Altruistically Linked? Direct Tests Using Micro-data,” American Economic Review, vol. 82, pp. 1177–1198.
3. Apps P.F., 1981, A Theory of Inequality and Taxation, Cambridge: Cambridge University Press.
4. Apps P.F., 1982, “Institutional Inequality and Tax Incidence”, Journal of Public Economics, vol. 18, pp. 217–242.
5. Apps P.F. and G.S. Jones, 1986, “Selective Taxation of Couples”, Zeitscrift für Nationalökonomie, vol. 5 (supplement), pp. 63–74.