Moscow, with the Kremlin in the background.

A $2 trillion economy, a seat at the top table of world powers and a stock market that trades at valuations cheaper than Pakistan - G20 host Russia is still struggling to gain the trust of international capital.

Despite years of reform pledges, several privatizations and an apparent tick up in the global growth outlook, Russian shares trade only around five times expected earnings for the coming year, approaching depths plumbed during the 2008 market crash.