"The Isis economy: Meet the new boss"

At first glance, Iraq’s second city of Mosul looks like a model of success for its new rulers from the Islamic State of Iraq and the Levant (Isis), the world’s most feared jihadi group. Well-swept thoroughfares bustle with cars, the electricity hums and the cafés are crowded.But in the back alleys, litter fills the streets. The lights stay on, but only because locals rigged up generators themselves. And under the blare of café televisions, old men grumble about life under Isis’s self-proclaimed caliphate.