Specific Economic Regulatory Issues and Sites
An extensive collection of links to sites that contain arguments and information about the regulation of monopolies, telecommunications regulation, and banking and financial services regulation.

United States Postal Service
This is the web site of the independent agency that has a monopoly in the delivery of first-class mail.

Telecommunications Competitive Services (provided by Ben Johnson Associates, Inc.)
A good discussion that explains what elements of telecommunications services may operate in a competitive market and what types of services may be best produced under a monopoly structure.