The estimated benefits to both the European Union (EU) and United States economies are significant, independent research shows that this trade agreement could boost the EU's economy by 120 billion euros and the American economy by 90 billion euros. TTIP could be worth an extra £10 billion to the UK economy each year, and be the biggest free trade agreement in history.
View: https://www.youtube.com/watch?v=vnOTyOjV4I4
From 4:00 onwards.