The leaders of the tea parties are more hilarious - and incapable of doing math - than ever, as Randy Barnett takes to the pages of the Wall Street Journal to offer "The Case for a Federalism Amendment/How the Tea Partiers can make Washington pay attention" (link). He proposes a feint involving a Constitutional Convention which would then encourage Congress to do away with the federal income tax: Article V provides that, "on the application of the legislatures of two thirds of the several states," Congress "shall call a convention for proposing amendments." Before becoming law, any amendments...