If we do, we could reverse at least some of the six per cent hit to GDP it has caused so far. If we don’t, we could continue to lose productivity growth of 0.2 per cent a year.
Even Whitehall’s fiercest advocates of the need to stay as close as possible to the EU recognise that there are risks in being a rule-taker not a rule-maker.
The basic principles of limited government, economic and civil liberties, freedom and equality under the law are almost entirely absent from her programme.
There is much more to politics than an affordable state and competitive taxes. But both will be indispensible for survival, let alone prosperity, after we leave the EU.