Brussels, 17/06/2011 (Agence Europe) - In a report covering 180 countries to be published on 21 June, the WTO flags up a sharp increase in barriers to free trade between October 2010 and April 2011. This is a trend of which the world's largest economies, the G20, were part with their raising of new export and import barriers over the last six months. Yet these same economies pledged, in the wake of the global financial crisis, to resist all forms of protectionism. Restrictions, in the form...