The new PM Theresa May stressed that Article 50, which gives EU member states a two year window to leave the bloc, would not be invoked this year. However choosing when to activate Article 50 is only part of the story. Could the UK negotiate the terms of a BREXIT and the shape of a future trade relationship, at the same time? What about the business community? Could British and foreign companies exit these shores if the uncertainty drags on? Jan Toporowski is Professor of Finance & Economics at the School of Oriental and African Studies, at the University of London. He joined Juliette in the studio along with Professor John Weeks, Share Radio's regular economics commentator.