I recently learned that one of the major competition regulators in Germany is called the Federal Network Agency (Bundesnetzagentur or BNetzA), which oversees electricity, gas, telecommunications, post, and railway markets.

<https://en.wikipedia.org/wiki/Federal_Network_Agency>

Given my own relatively recent realisation that virtually all industrial monopolies can be considered (sometimes with some mental gymnastics) as networks, this is an interesting bit of confirmation.