Is Concentration a Cause of Wages?

The monopoly power of massive tech platforms has thrust antitrust law back into the spotlight in recent years. But while everyone was focused on monopoly power, a handful of academics have actually been looking into monopsony power. Specifically, how employers in highly concentrated labor markets use anticompetitive methods to suppress wages. University of Chicago Law Professor Eric Posner has a new book out that tackles this issue called “How Antitrust Failed Workers”. He makes the case for why we need to use the mirror side of antitrust law to tackle the increasing monopsony power in the U.S.