[GarrisonPrime]

This seems like an attempt to justify iron-fist regulation. “For our own good”, of course.

It seems like a fallacy, this law. The bad is only able to survive at the expense of the system. Meanwhile, the good that was driven out is busy making its own new system.

[dredmorbius]

There's a pretty fascinating list of results in Google Books for "a Gresham's Law of" or "a sort of Gresham's Law", dating to the 19th century, suggesting at the very least an ideologically broad, if not agnostic, application of the concept:

https://www.google.com/search?tbm=bks&ei=RGSeXuWpJozdtAa876-...