Falling world oil prices will hurt countries across the Middle East unless Saudi Arabia, the world’s biggest crude exporter, takes action to reverse the slump, Iran’s deputy foreign minister told Reuters. Hossein Amir Abdollahian described Saudi Arabia’s inaction in the face of a six-month slide in oil prices as a strategic mistake and said he still hoped the kingdom, Tehran’s main rival in the Gulf, would respond. Oil prices closed on Wednesday at a 5-1/2 year low, registering their second-biggest ever annual decline after OPEC oil exporters, led by Saudi Arabia, chose to maintain oil output despite a global glut and calls from some of the cartel’s members – including Iran and Venezuela – to cut production. “There are several reasons for the drop of the price of oil but Saudi Arabia can take a step to have a productive role in this situation,” Abdollahian said. […]