You are right that regulations can create monopsony and monopoly type problems.

This is the phenomenon of regulatory capture and is a big problem in labor markets with respect to monopsony because of occupational licensing where certain certificates or other credentials become required to work in particular fields. Jason Furman has done a lot of work in this area:

I am interested in politics, economics, & policy. I work as a data scientist and am passionate about using technology to solve structural economic problems.

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