German Finance Minister Christian Lindner has described meetings in the G20 format as significant despite disagreements with countries like Russia. “It is better to have a format in which to talk than not to have one,” Lindner said on Thursday. On Wednesday, finance ministers of the Group of 20 (G20) leading industrialized and emerging countries met in Washington on the sidelines of the annual meeting of the World Bank and the International Monetary Fund. A Russian representative was also present, Lindner said, without giving any details. He said only that the Russian had made the comments you…