Will Brexit be a success? Academics devise tests to find out

Leading MP launches suggested guidelines for article 50 talks designed to bridge divide between leave and remain voters

Britain's exit from the EU must make the country more prosperous and fair, maintain an open economy and increase people's democratic rights, a group of academics has urged in a list of four tests for making a success of Brexit.

As Theresa May prepares for a parliamentary vote that is expected to sanction the triggering of the article 50 process to leave the EU, the thinktank The UK in a Changing Europe has set out criteria for uniting leave and remain supporters.

Related: What would a successful Brexit look like? Here are four tests to measure it | Jonathan Portes