Brent crude bounces back above $80 a barrel as Opec members call for cartel to curb production and force up prices
The price of North Sea oil has bounced back above $80 a barrel amid speculation that Opec will agree to cut production next week at a key meeting in Vienna.
The value of benchmark Brent crude has plunged in recent months from $115 in June to as low as $77. Demand has stalled as global economic growth has slowed and expanding US oil shale supplies flooded the market.