Bloomberg | Oil volatile, sterling falls to two-week low on election poll Financial Times But it seems some in the market were hoping for a more aggressive output-slashing deal, and oil prices relapsed spectacularly in its wake. Brent fell 4.6 per cent after Opec announced the agreement on Thursday, its third-biggest one-day drop of the ... Oil Slump Hits Global Energy Stocks; Pound Slides: Markets Wrap US stocks scale new peaks on retailer results; oil falls |