The Bank of England suggested it might take us about 5 years for the economy to recover to where it is today of we undergo a no-deal Brexit.
https://www.bbc.co.uk/news/business-46377309
So the heaviest arguments for and against would seem more political than economic. That's not to devalue political issues, its just that this has always been a political question, not an economic one.
What do you mean exactly ? Can you elaborate... What economic impact would Corbyn have on England ?
Will May be ousted and Corbyn take over ? I firmly believe Brexit will not happen, you cannot be this incompetent by accident, it is on purpose... May is sabotaging Brexit on purpose