Three disasters in British economic history.
1967 devaluation, politically bad, economically good. 1992, the first Brexit, economically good. Third one, Brexit Brexit, oooooh, no, while it’s just the same this will be a disaster of course.
Sadly, no reasonable evidence as to why is offered. We’ll just have to take William Keegan’s word for it. For, you know, he is vastly better informed than us out here in the mob, isn’t he?