https://www.theatlantic.com/id...rump-tax-cut/673749/

quote:

WE HAVEN’T BEEN MEASURING HOW THE ECONOMY REALLY WORKS

Questionable theoretical assumptions drive economic models to rubber-stamp disastrous policy changes.

Main point seems to be that prevailing models still assume a competitive economy while the market has really become more consolidated. It talks of some economists creating a new model that takes market concentration into account and compared them.