Russian financial markets have hit an eight-month low as prices of oil, its largest export, continue to fall, lowering revenue from the lucrative sector. <br /><br />The prices have fallen in Russia, one of the world's largest oil producers, on fears that Greece may leave the Euro currency union, causing turmoil in European markets. <br /><br />The government's budget has taken a big hit by the drop in oil prices.<br /><br />Rory Challands reports from Moscow.
