The German Economic Institute (IW) has warned of the economic damage leaving the European Union, as recently suggested by the far-right Alternative for Germany (AfD), would have on the country’s economy. If Germany were to leave the EU and the eurozone, “it could lose around 10% of its economic output,” the head of the IW’s Berlin office, Knut Bergmann, told the Rheinische Post newspaper, in remarks published on Tuesday. “This would mean a loss of prosperity of €400 billion [$430 billion] to €500 billion per year, as a study on the actual consequences of Brexit shows,” Bergmann said. As an exp…