On 31 May, 2012 Mr Jörg Asmussen member of the Executive Board of the European Central Bank, said at a Conference behind closed doors in Frankfurt that the situation of Europe requires the establishment of an integrated supervisory banking in the euro area on the more systemic banks, which we can assess the number to 25. To do this, they should be supervised directly by a supranational regulatory authority and not by their national authority. Reuter was in favour of this statement. The European Central Bank spokesman confirmed the quote.