Russian news agency RIA Novosti is reporting that a 25% stake in number-two Russian airline S7 might be transferred to flag-carrier Aeroflot if the two airlines establish an alliance. If no alliance occurs, then the stake will be put up for auction.The government, which owns the 25% stake, has been trying to sell it as part of its privitization plan. Of course Aeroflot is pleased with the idea of holding a large stake in its biggest rival, which...