Wild swings in Iraq oil production give Opec another problem

Waste gases burn from a torch pipe at the delayed coker unit of the Duna oil refinery operated by MOL Hungarian Oil and Gas Plc in Szazhalombatta, Hungary, on Tuesday, July 9, 2013.  Photographer: Akos Stiller/Bloomberg
Waste gases burn from a torch pipe at the delayed coker unit of the Duna oil refinery operated by MOL Hungarian Oil and Gas Plc in Szazhalombatta, Hungary, on Tuesday, July 9, 2013. Photographer: Akos Stiller/Bloomberg

Breaking