Yesterday Russian State Duma Speaker Vyacheslav Volodin offered to expand the list of products exported in rubles.He considers it correct to sell oil and gas, as well as fertilizers, grain, oil, coal and metals for rubles to "unfriendly" countries.However, some experts believe that after a while Russia will want to sell these products not only to countries "unfriendly" to ruble, but to countries with other trade relations as ...