Oil and banking fuel the rise of Russian risk-taker - Fact File

Name: Sergei Kiriyenko

Real Name: Sergei Vladilenovich Israitel

What does his real name mean to Russians? It means firstly that he is Jewish, and many Russians are anti-semitic. It means also that his father is named for Lenin, but this won't stop the communists from hating him

Why is he in the news? Because Boris Yeltsin has pushed him forward as prime minister and possibly as a future president of Russia, but the Duma has rejected him again

Could he become president? It's unlikely he would be elected, but Mr Yeltsin's constitution rules the prime minister would take over the Presidency for three months in the event of the president's death in office.