So we lose EU markets and the support of our best friends and neigbours- Trump is being impeached- and even if he survives, we will be at his beck and call and have to give up all our standards, begging for a Deal- and he is undermining the WTO so it won't be able to function ...
it will take a VERY long time is the only possible answer.
AS for hospitals, schools, housing, social services, police and fire service, etc- and all those promises - with the above in mind, where is the funding coming from?