OPEC

Prince Alwaleed bin Talal defends Saudi decision not to cut production to boost prices.

Crude oil prices have ended down for the past seven consecutive weeks on oversupply concerns.

Suhail bin Mohammed al-Mazrouei says crude prices could recover if non-Opec producers "act rationally".

US crude output at record level as Saudi Aramco adopts dual pricing strategy

In 2013 and 2012 oil prices averaged $100/bbl.

China's manufacturing PMI fell below 50, increasing global demand worries.

Analysts say Brent crude could drop to $55 a barrel early next year.

In the budget announced for the next year, spending has been pegged at 860bn riyals and revenue generation at 715bn riyals.

Oil price collapse is sensational news for OECD policymakers but not Russia and OPEC.

Opec producers banking on slowdown in US shale boom and rising demand fuelled by low prices.

Saudi Arabian Oil Minister Ali al-Naimi said Opec won't cut production regardless of the price.

Brent crude oil could bottom-out at $40 before recovering slightly as US shale production drops.

Opec has controlled the global oil market and has set oil prices for almost half a century until now.

Brent crude fell to its lowest level since 2009 as Opec producers seek to protect market share.

Oil firms are set to reduce capital expenditure due to slide in oil prices.

Brent oil has fallen below $60 a barrel for the first time since 2009.

At least 15% of US shale producers are losing money at current prices, and more than half will be under water if US crude falls below $55, says BoA.

Crude prices fall to around $68 a barrel on Monday.

Opec countries maintaining output, global demand slump, and US shale production puts pressure on the market

China's central bank has cut interest rates in a bid to boost growth in the world's second-biggest oil consumer.

Foreign Minister Rafael Ramirez said his country would make a proposal to limit supply and strengthen prices at the next OPEC meeting.

Armed men have seized Libya's biggest operational oil field in the south west of the country.

Brent crude sinks close to $82 a barrel after Saudi Arabia cut prices to US customers.

Opec secretary general Abdullah al-Badri said the group's members would not fight a price war.

Organisation of Petroleum Exporting Countries looks set to maintain oil production levels.

Goldman lowers price projections of West Texas Intermediate to $75 a barrel from $90, and of Brent to $85 from $100.

Libya has struggled to regain lost oil output since autocrat Muammar Gaddafi was ousted in 2011.

Oil prices dropped by more than $1 per barrel and Brent crude hit a fresh four-year low at below $83

Concerns surrounding global economic growth have raised questions about future oil demand.

Oil futures under pressure as supplies rise amid dismal global economic data and weak demand.