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European Union Bill

Notwithstanding that, Coke was one of this country's greatest Chief Justices. The hon. Gentleman appears to be arguing that we do not need to define parliamentary sovereignty, because it is a well-established and well-understood concept, yet he is clutching a book, which I assume is by Jeffrey Goldsworthy, who has written a lengthy, dense book on the subject. Indeed, he has written two books on it, including a recent one, so it is clearly not as simple as the hon. Gentleman would like to suggest.