Brussels, 04/12/2013 (Agence Europe) - On Wednesday 4 December, the European Commission welcomed the success of the sale of Portuguese bonds on Tuesday. In a press release, Commissioner Olli Rehn's spokesman Simon O'Connor said it was an encouraging sign of investor confidence. On Tuesday, the Portuguese treasury sold €2.48 billion of debt that will mature in June and October 2014 and €4.16 billion maturing in October 2015 in exchange for bonds maturing in 2017 and 2018 at yields of...