Brussels, 17/11/2011 (Agence Europe) - Any credible and lasting solution to the sovereign debt crisis will not be possible without Germany, the main contributor to the EFSF bailout fund, but the biggest eurozone economy is increasingly finding itself isolated and being demanded by its European and international partners to give the European Central Bank a greater role. Germany is also calling for changes to the EU treaty to boost budget discipline and macroeconomic surveillance, further...