The ruble fell the most worldwide and Russian government bonds headed for the biggest drop in two months as oil plunged after weekend talks between crude producers brought no deal to support prices for the nation’s main export. The Russian currency weakened 2.7 percent to 68.2950 per dollar as of 10:38 a.m. in Moscow, the most on an intraday basis since Feb. 24, as Brent crude tumbled after discussions in Doha ended without a pact freezing output. Russia’s five-year debt dropped for a fourth day, lifting the yield 12 basis points to 9.48 percent, the biggest increase since Feb. 2. The failure of the negotiations has halted a rebound in crude prices that boosted the ruble to the strongest since November last week and eased pressure on President Vladimir Putin’s government as it wrestles with a second year of recession. Societe Generale SA and Rabobank both predicted the ruble […]