Oil and gas are the backbone of Russia’s economy and swings in energy prices can push the country from boom to bust. 80 per cent of the country's exports are directly related to hydro-carbons. So how successfully is Russia diversifying into new areas? As Caroline Bayley discovers, government money is supporting hi-tech start-ups and counter sanctions imposed by the government on food imports from the US and EU are helping the food sector. However, doing business in Russia is far from straightforward. Producer: Kate Lamble