If the US reimposes sanctions on Iran’s oil sector without the support of Europe, China and Russia, it will see grudging and uneven compliance by international energy companies and will not be able to stop crude flows that returned to the market in 2015, according to sanctions expert Elizabeth Rosenberg. “Grudging compliance does not look like robust, immediate information sharing to support the enforcement of sanctions,” said Rosenberg, the director of the energy economics and security program at the Center for New American Security and a former Treasury Department adviser on sanctions. “In that world, sanctions are leaky, they’re not so strong and they will be revealed to Iran and the world to be not an effective tool of statecraft and there will be myriad opportunities for opportunistic business people — and confused business people — to find ways of continuing the business that they have in place,” Rosenberg […]