BBC News | CompaniesTullow Oil narrows losses despite oil slide Financial Times Africa-focused oil group Tullow succeeded in narrowing losses last year despite booking hefty write-offs as it responded to the sharp plunge in oil prices. The group made a loss after tax of $1.04bn, down 37 per cent from $1.55bn in 2014. Tullow's ... Tullow Oil slumps to £1bn loss Tullow Oil sees 27% decline in full-year revenues Tullow in the red for second year as weak oil prices bite |