1. Aaron, H.J. and G.M. Von Fürstenberg, 1971, The inefficiency of transfers in kind: The case of housing assistance, Western Economic Journal 9, 184–191.
2. Atkinson, A.B. and J.E. Stiglitz, 1976, The design of tax structure: Direct versus indirect taxation, Journal of Public Economics 6, 55–75.
3. Atkinson, A.B. and J.E. Stiglitz, 1980, Lectures on public economics (McGraw-Hill, New York).
4. Besley, T. and S. Coate, 1991, Public provision of private goods and the redistribution of income, American Economic Review 81, 979–984.
5. Blackorby, C. and D. Donaldson, 1988, Cash versus kind, self-selection, and efficient transfers, American Economic Review 78, 691–700.