► Subscribe to FT.com here: http://on.ft.com/2eZZoLI<br /><br />Since the UK's EU referendum sterling has lost more than 22% of its value. Roger Blitz explains how sterling has become a political currency<br /><br />► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes
