BERLIN Greece will not need any kind of financial obligation reliefremedy for euro zone federal governments if it maintains its primary surplus above 3 percent of GDP for Twenty Years, a personal paper prepared by the euro zone bailout fund, the European Stability Device (ESM), showed.The paper, acquired by Reuters, was prepared for euro zone finance ministers and also International Monetary Fund talks last Monday, which ended without a contract because of splitting IMF and also euro area assumptions on future Greek growth and surpluses.