The economy isn’t going to contract. They’re gonna have years between this vote and actually being out the EU—in which time substitute trade deals will be in place.
How can you on one hand be a Freeper and on the other hand have fallen for their Chicken Little logic?
An alternative trade deal with the EU will not be as generous to the UK (given that the European Commission wants to punish the UK for Brexit).
We will have to see how the negotiations go and how large firms, who mostly invested in the UK because it's in the EU, behave.