Flights to Tehran from Dubai have been crammed in recent months with Western executives flooding into the Iranian capital ahead of a potential lifting of economic sanctions. Potentially one of the Middle East’s biggest economies, Iran has been frozen out by the West over its refusal to give up its aspirations to become a nuclear power. But a binding deal that would bring the Islamic state in from the cold appears tantalisingly close as negotiators thrash out terms in talks being held in Lausanne, Switzerland, over the weekend. In terms of commodities, the biggest impact that a resumption of normal economic relations with Iran will open up is in the oil industry. Tehran is a sleeping oil giant, which has been frozen out of international markets and denied access to key technology and investment that could […]