1. Banerjee, A., Dippon, C.M., 2007. Voluntary Relationships Among Mobile Network Operators and Mobile Virtual Network Operators: An Economic Explanation. Mimeo (available from authors on request).
2. Beard, T.R., Kaserman, D.L., Mayo, J.W., 1999. Regulation, Vertical Integration, and Sabotage. Auburn University Working Paper, March.
3. Bernheim, B.D., Willig, R., 1996. The Scope of Competition in Telecommunications, Monograph. American Enterprise Institute Studies in Telecommunications Deregulation, October.
4. Spectrum Auctions;Cramton,2002
5. Incentives to license virtual mobile network operators (MVNOs);Dewenter,2007