Wall Street Journal | Ruble Set for Best Streak Since January on Oil Meeting Optimism Bloomberg Russia's ruble advanced for a fourth day, the longest winning streak in almost three months, as investors turned their attention to a weekend meeting between oil producers that's driving up the price of crude on speculation suppliers may freeze output. Oil Prices Drop on Production-Freeze Pessimism Why the oil price could jump to $60 - or 'collapse' again OPEC: Oil to get boost from summer 'driving season' |