Russia may proceed with 2005 plans to sell advanced S-300 air defense systems to Iran under a secret contract. Billionaire Mikhail Prokhorov advises students that if they want to make serious money, they should bypass state corporations and work for private business. Despite EU tensions, Prime Minister Vladimir Putin is riding high on Russia’s apparent economic ties with Asia. Turkey has begun curbing Russian imports. Russia is now the eighth biggest US creditor, according to new data.