chairman of financial powerhouse Oneksimbank, promisesthe bank will bid when Rosneft, the last large state-owned oil company, isauctioned off next month. Former Finance Minister Potanin also announcedthat he will step down at Oneksimbank and step up to run Interros, a holdingcompany that will oversee Oneksimbank and its related industrial interests,including Norilsk Nickel, Sidanko oil, a 25% share in telecommunicationsholding company Svyazinvest, and a stake in the newspaper Izvestia. …The Rosneft auction sets Russia’s biggest oligarchies against each other.Bidders are expected to include natural-gas monopoly Gazprom and Russia’slargest oil company, Boris Berezovsky’s Yuksi oil.