Municipalities are also funded by the monopolists. Most people aren't aware of this but for example when Comcast goes into Centerville, USA and is granted an exclusive cable franchise they kickback some money to the local government, called a franchisee fee, as part of the agreement. It's all perfectly legal and publicly documented. Here's an example from Comcast:
http://www.mrsc.org/franchises/A5o2774.pdf
See section 3.1 This town gets 5% of Comcast's subscriber revenue.