Asia markets stumbled on Friday, with sentiment weighed by the pound's sharp drop, while traders awaited a key U.S. jobs report.
Saudi Arabia's decision to cut crude oil prices raises serious questions about the kingdom's commitment to limiting production, analysts said.
Amrita Sen, chief oil analyst at Energy Aspects, says that oil producing nations must come up with co-ordinated action.
McDonald's is nearing a deal to sell franchise rights for its Singapore and Malaysia outlets to Saudi Arabia's Reza group.
Fallout from Congress's veto override of a bill allowing US citizens to sue Saudi Arabia for damages related to 9/11 is already apparent.
The kingdom issued a hefty payment owed to a construction firm so the company could honor unpaid wages.
The past week signaled that Saudi Arabia's role as the undisputed leader of the OPEC cartel is changing.
Venezuela was was running up debts even when times were good, says Alan Bannister, regional director at S&P Global Platts.
Iain Reid, head of European oil and gas research at Macquarie, acknowledges the symbolic value of the oil producer deal struck in Algiers, and suggests that the price of oil could rise to the mid-$50s.
One day after OPEC agreed to curb production for the first time since 2008, energy analysts are questioning the meaning of the pact.
I think this is an agreement to agree but questions remain, says Dan Yergin, IHS Markit vice chair, sharing his thoughts on OPEC's deal to limit oil production.
An agreement by OPEC to work toward a production cut could put a floor under oil and points to the strain low crude prices have had on producers.
Saudi Arabia blinked, they thought they could wait everybody out, says John Kilduff, Again Capital Partner, sharing his thoughts on OPEC finally reaching a deal to limit output levels.
Richard Mallinson, Energy Aspects, shares perspective on what a deal between OPEC members means for oil prices.
Colin Smith, director of oil and gas research at Panmure Gordon, discusses the OPEC supplier agreement reached last night in Algiers.
Oil prices were flat in Asian trade after a surprise OPEC deal to limit output, as skepticism mounted over enforcement of the deal.
It is questionable whether the deal will hold because the various OPEC members are in different circumstances, says Intelligent Investor's Gaurav Sodhi.
Concessions offered by Saudi Arabia to lock down a deal to limit oil supply show Riyadh is getting pinched by its own policy, John Kilduff said.
RBC Capital Markets says oil prices may slip to $40 or lower if OPEC members leave Algeria without any promise of a deal.
CNBC's Hadley Gamble discusses the latest lines to come out of this week's oil producer meeting in Algiers.