1. Brock, G.W. 1981. The Telecommunications Industry: The Dynamics of Market Structure. Cambridge, Masachussets: Harvard University Press.
2. Brown, S.J. and D.S. Sibley. 1986. The Theory of Public Utility Pricing. Cambridge: Cambridge University Press.
3. Crémer, J. 1990. ?Precontractual Gathering of Information.? Paper presented at The International Conference on Information, Incentives and Regulations. University of Toulouse, September 5, 1990.
4. Faulhaber, G.R., and J.C. Panzar. 1977. ?Optional Self-Selecting Two Part Tariffs.? Bell Laboratories Discussion Paper No. 74.
5. Faulhaber, G.R. 1987. Telecommunications in Turmoil. Cambridge: Ballinger Press.