Russia may cut its oil-price estimate for the 2016 budget next year, possibly following other crude-exporting nations as the commodity, which makes up about 40 percent of the country’s budget revenue, nears 11-year lows. “We should be ready for any oil price developments — our estimates for next year are for about $40 a barrel for budget calculations,” Finance Minister Anton Siluanov said Wednesday in an interview with state television Rossiya 24. His ministry will prepare proposals to review fiscal plans at the end of the first quarter “if the situation doesn’t change,” he said. The 2016 budget, signed by President Vladimir Putin earlier this month, is based on an average oil price of $50 a barrel. Russia, the world’s biggest energy exporter, is struggling to make up for the expected drop in budget revenue as U.S. and European sanctions over its role in the Ukrainian conflict restrict its […]