1. Böhm-Bawerk, Eugen von. [1881] 1962. “Whether Legal Rights and Relationships are Economic Goods.” In Shorter Classics of Eugen von Böhm-Bawerk. South Holland, Ill.: Libertarian Press; original title, “Rechte und Verhältnisse vom Standpunkte der volkwirtschaftlichen Güterlehre.” Innsbruck, Austria: Verlag der Wagner’schen Universitäts-Buchhandlung.
2. Brownstein, Barry P. 1980. “Pareto Optimality, External Benefits, and Public Goods: A Subjectivist Approach.” Journal of Libertarian Studies 4, no. 1 (Winter).
3. Brubaker, Earl R. 1975. “Free Ride, Free Revelation, or Golden Rule?” Journal of Law and Economics 18.
4. Buchanan, James M. 1975. The Limits of Liberty: Between Anarchy and Leviathan. Chicago: University of Chicago Press.
5. Cheun, Steven N.S. 1973. “The Fable of the Bees: An Economic Investigation.” Journal of Lawand Economics 16 (April): 11–13.