I think the author is a bit too narrow in their definition of "political clout". They seem to define it as the ability to personally influence federal policy. However, as a class, people with $4M in wealth or more have an immense amount of political clout. Most contemporary US local, state, and even federal policies are geared toward attracting and retaining these people. Think property tax caps, mortgage interest de…
A small/mid time real estate guy with a similar net worth will have much more political clout because he has the time to do political events and interact with that strata of people.