“Lower activity in the oil sector is having a damping effect on growth prospects for most sectors, while the level of activity is expected to be sustained by rising growth in public investment,” the central bank said in the report.

Norway traditionally vies with Russia to be the EU’s top gas supplier, providing about 30 per cent of import demand. In terms of energy security, EU officials hail Norway as a model of stability compared with the political and commercial risks associated with Russia and Algeria.

The mistaken prognoses highlight the challenges OPEC faces on Friday when the group’s ministers gather in Vienna for a potentially contentious meeting.

Saudi Arabia, which has so far resisted any market intervention to prop up oil prices, will propose the Organization of the Petroleum Exporting Countries (OPEC) cut output by 1 million barrels per day (bpd) next year, Energy Intelligence reported.

Depressed oil prices are likely to linger longer as analysts dropped their predictions further for next year, according to a Reuters poll, assuming OPEC will not cut output when it meets on Friday.

“Relatively low gas prices, combined with low oil prices, have slowed drilling in the Marcellus (Shale) so production from new wells is only offsetting the decline in old wells,” said EIA lead upstream analyst Dana Van Wagener.

"Indonesia is an important country for Saudi Arabia, a rising global economy, we would like to be a part of the growth of Indonesia," Saudi Aramco CEO Amin H Al-Nasser said at the signing of the initial agreement to upgrade the Cilacap refinery in Indonesia's Central Java province.

Britain's oil and gas sector has lost over 5,000 jobs since late 2014 as a slump in oil prices has severely squeezed oil companies' budgets and led to project cancellations.

Nowadays the proven shale gas reserves across the globe were estimated at about five trillion cubic meters, which was less than three per cent of the world's aggregate proven gas reserves.

Rosneft received advance payments for oil supplies worth more than $15bn in the third quarter — the first large-scale financing that the state-controlled Russian group has secured since western sanctions were imposed upon it.

The new budget rule should rely on mid-term crude oil price within $50 per barrel, Russia’s Finance Minister Anton Siluanov said on Tuesday.

“Despite of challenging economic environment, the Company keeps improving its efficiency. This is demonstrated by keeping operating costs in rouble terms at sustainable level in conditions of 12.0% increase in industry prices. Preserving the cost base and efficient risk management contributed to an increase in profits for 9M 2015 compared to 9M 2014 despite oil price drop. The Company achieved a structural improvement in the credit profile, while the debt burden was reduced to the target level.”

"The council (of ministers) ... stressed the kingdom's role in (achieving) the stability of the oil market and its continuous readiness and efforts to cooperate with all OPEC and non-OPEC countries to maintain the stability of the market and prices," the cabinet said.

“We have never seen this in the last 30 years, two consecutive years of investment decline,” the IEA’s executive director, Dr. Fatih Birol, told The Wall Street Journal on the sidelines of a Statoil conference. “This will have implications for the oil markets, if not tomorrow then the day after tomorrow.”

"To increase Iran's oil production in the global market after the lifting of sanctions, we don't need permission from OPEC (the Organization of the Petroleum Exporting Countries) or any other organization," Iran's oil minister, Bijan Zanganeh was quoted as saying by IRNA on the sidelines of the meeting of the Gas Exporting Countries Forum (GECF) in Tehran.