There is currently a tug-of-war going on over the heart and soul of the antitrust laws. Well, perhaps that is a bit dramatic. But it is certainly fair to say that there is surging sentiment that the antitrust laws, and specifically antitrust enforcement, should be recalibrated to address concerns that are “populist” in nature. This was particularly evident last week by the introduction of two bills by Sen. Amy Klobuchar (D-Minn.) that seek to make it easier for the antitrust agencies to challenge “undue market concentration.”
The first bill would amend Section 7 of the Clayton Act, the law that …