Feb. 11 (Bloomberg) -- The euro tumbled against all of its most-traded counterparts after the European Union offered few details of an agreement it brokered to help Greece weather its debt crisis. The 16-nation common currency slid as a statement issued by European leaders left open how the EU would respond to a fresh wave of speculative attacks against Greece or countries such as Spain and Portugal, which are also struggling to cut their budget deficits. Australia’s dollar gained after the country’s jobless rate unexpectedly fell last month and Chinese bank lending increased. (full story)