In April 2013, the state of Britain mounted a legal
challenge at the European Court of Justice against E.U. financial transactions
tax (FTT) going into effect in eleven other states. The way in which the
challenge was depicted by state officials in Britain suggests that the real
challenge was not just to more European integration, but also to the E.U.
itself.
The full essay is at "Essays on the E.U. Political Economy," available at Amazon.