The sustainability of Russia’s energy power: Implications for the Russian economy

To what extent and through what mechanisms has Russian economic growth since 1998 been dependent on Russia's oil and gas industries? Is the likely development of these industries up to 2020 capable of maintaining or increasing Russia's role as an energy supplier? What are the consequences for the rest of the Russian economy - that is, all production except oil and gas - of the leading role played by the hydrocarbons sector now and (probably) in the next decade or so?