That's a helpful article, but I don't know of any examples of organisations other than the Treasury that predicted a deep and severe recession occurring before the UK had even left the EU.
One has to admit that there is something of a conflict of interest when it comes to the Chancellor of the Exchequer producing a document to analyse the negative consequences of a scenario which his own prime minister was campaigning against.
One has to admit that there is something of a conflict of interest when it comes to the Chancellor of the Exchequer producing a document to analyse the negative consequences of a scenario which his own prime minister was campaigning against.