As oil prices fall fast, Jim Cramer turned to T Boone Pickens for his expert opinion on where energy could be headed.
Iran's budget may not be in danger from falling oil prices for now, but its position in ongoing nuclear talks could weaken.
Recent history shows that when oil has rallied more than 10 percent over a 30-trading-day period, oilfield service companies have benefited.
Oil prices won't have a big impact on U.S. oil output for now, but companies are looking where to cut, or slow down, Dan Yergin said.
For Saudi Arabia, blocking cuts in oil production protects market share. But for Venezuela, it may mean "game over" for the economy.
Discussing Saudi Arabia's possible objectives with the price of oil, and the potential bottom in crude, with Kevin Book, Clearview Energy Partners.
Oil prices continue to fall. CNBC's Michelle Caruso-Cabrera reports the crude economics of extracting oil from the ground.
Barry Dawes, Head of Resources at Paradigm Securities, says certain Middle Eastern nations may face political pressure on the back of lower oil revenues.
Given the rate and speed in which oil has been falling, prices could sink to $40 per barrel, says Jonathan Barratt, Chief Investment Officer at Ayers Alliance Securities.
Joe Magyer, Senior Analyst at The Motley Fool, describes the reaction of emerging market assets to plunging oil prices.
Scott Darling, Regional Head of Oil & Gas Research at JP Morgan, explains why he sees further declines in oil prices next year.
William Ma, Deputy CIO at Gottex Penjing Asset Management, says the firm may allocate more funds to oil importing countries like India as a result of sinking oil prices.
David Hewitt, Co-head of Global Oil & Gas Equity Research at Credit Suisse, says OPEC is facing an economic conflict with U.S. shale producers.
Andrew Cowen, Deputy CEO at Hong Kong Express, says oil makes up about 45 percent of costs so the commodity's recent decline translates into higher profits ahead.
Neil Beveridge, Senior Oil Analyst at Sanford C. Bernstein, says OPEC's decision not to cut output is triggering a glut of supply and may result in bankruptcy for U.S. shale producers.
Kerry Series, Founder and CIO, Eight Investment Partners, says recent declines in oil prices are stimulatory for the global economy.
David Lennox, Resources Analyst at Fat Prophets, says the next few OPEC output reports may show a different story to rhetoric at Thursday's meeting. Richard Martin of IMA Asia joins in the discussion.
Richard Martin, Managing Director at IMA Asia, says U.S. oil can drop sink below $60 in the near-term. In Asia, prices are dependent on China, he warns.
The Organization of Petroleum Exporting Countries (OPEC) decided on Thursday not to cut oil production, despite sliding oil prices.
Ahead of the OPEC meeting, CNBC looks at Steve Sedgwick's encounters Saudi Arabia's oil minister, Ali Al-Naimi.