Brussels, 31/03/2009 (Agence Europe) - The stakes at play at the G20 summit are not in short supply but what counts for the leaders and institutions in London is how to show unity. This message was endlessly repeated before the summit and is expected to feature in the final text, the elaboration of which has made good headway. What is important, above all, is translating these words into deeds. Final arbitration will undoubtedly take place on Thursday for several points, such as the amount...