The euro could become the world's leading currency in the next decade if leaders of the single-currency bloc succeed in tightening fiscal integration, European Central Bank policymaker Christian Noyer said in an article to be published in the Journal du Dimanche. European leaders struck a historic deal at an emergency summit in Brussels on December 9 to draft a new treaty for deeper economic union, in an attempt to stem the debt crisis that is threatening to cause the collapse of the single currency. The news temporarily calmed markets. But concerns quickly resurfaced as the final details of the agreement have yet to ... (full story)