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Parker V. Brown, The Eleventh Amendment, And Anticompetitive State Regulation, William H. Page, John E. Lopatka

William & Mary Law Review

The Parker v. Brown (or “state action”) doctrine and the Eleventh Amendment of the Constitution impose different limits on antitrust suits challenging anticompetitive state regulation. The Supreme Court has developed these two versions of state sovereign immunity separately, and lower courts usually apply the immunities independently of each other (even in the same cases) without explaining their relationship. Nevertheless, the Court has derived the two immunities from the same principle of sovereign immunity, so it is worth considering why and how they differ, and what the consequences of the differences are for antitrust policy. The state action immunity is based …