As oil prices keep falling, BP Plc (BP/) is among Norwegian oil producers having to take a hard look at whether to kill off aging offshore fields earlier than planned because squeezing out the last barrels might not be worth it. BP is currently deciding on plans for the five fields it operates in Norway in a study to be completed in the first half, said Jan Erik Geirmo, a Stavanger-based spokesman. “Falling oil prices, lower production and more demanding operations, in addition to significant costs for shutting down and removing old installations and platforms, are continuous challenges that may have an impact on the lifetime of some of our fields,” Geirmo said in an e-mailed reply to questions. What goes for BP also goes for an industry hit by squeezed margins even as the government demands it meet commitments to keep investing to ensure resources are exploited in […]