The landmark nuclear deal with Iran will mean more business for Iranian oil companies, and a potential hit for Russia's exports.» Read More
Russia's recent moves with Ukraine appear "counterproductive" says John Peet, Europe editor at "The Economist".
Oil futures plunged on a surge in supplies of U.S. oil and a record level of gasoline.
Global investors shouldn't be looking at Russia as the tip of a systemic Russia-leads-to-contagion crisis, Douglas Rediker said.
OPEC talked down the oil market, sending crude sharply lower, while warm weather and growing supply battered natural gas prices.
CNBC's Kate Kelly discusses the details behind the death of the deal between Morgan Stanley and Rosneft.
A Russian politician is advising women to use beetroot instead of expensive imported lipstick.
Russia has been dominating the news recently and its economy is not looking good. Anastasia Nesvetailova, director at City University's political economy research centre explains more.
The Cuba rapprochement is a reminder that a Ukraine resolution is needed and that it's time to end the Cold War once and for all, says Jeffrey Sachs.
CNBC's Michelle Caruso-Cabrera reports Cuba's relationship with Venezuela and Russia are in focus because of the decline in oil prices. Cuba gets more than half of its oil from Venezuela every day.
With China's foreign minister offering to help Russia if needed, Neil Shearing, chief emerging markets economist at Capital Economics, discusses how Moscow is fairing, saying 2015 will show a "deep recession" for Russia.
There's a currency war going on and the ruble is just one battle, says "Fast Money" trader Brian Kelly. Where's the next battelfield?
Some say the crisis in Russia won't ripple into Europe and the U.S. — we're not buying it, says portfolio manager Hugh Johnson.
Thomas L. Friedman, The New York Times, shares his thoughts on Russia's economic woes and the mounting pressure on Russian President Putin.
CNBC's Geoff Cutmore report's on the ruble's roller coaster ride as Russia's parliament rushes through a bill boosting banking capital.
Jim Cramer is seeing some good signs in the economy right now. Could they be the perfect ingredients for a Santa Claus rally?
Oil futures fell sharply, failing to hold a rally for a second day and signaling traders that the selling is not over.
Putin may still be popular in Russia but his miscalculation could change that, said well-known economist Jim O'Neill.
CNBC's Eunice Yoon reports on the relationship between Russia and China.
Vladimir Putin blamed the west and U.S. for Russia's current economic situation. Details on Putin's press conference, with CNBC's Dina Gusovsky.
Discussing the fall of oil, and the state of Russia's economy, with Jim O'Neill, Fmr. Goldman Sachs Asset Management Chairman.