Muslims have a lot of money to invest. But it is a constant struggle to reconcile faith and finance

TO SEE Islamic finance in action, visit the mutating coastline of the Gulf. Diggers claw sand out of the sea off Manama, Bahrain’s capital, for a series of waterfront developments that are part-funded by Islamic instruments. To the east, Nakheel, a developer that issued the world’s largest Islamic bond (or sukuk) in 2006, is using the money to reorganise the shoreline of Dubai into a mosaic of man-made islands.

Finance is undertaking some Islamic construction of its own. Islamic banks are opening their doors across the Gulf and a new platform for sharia-compliant hedge funds has attracted names such as BlackRock. Western law firms and banks, always quick to sniff out new business, are beefing up their Islamic-finance teams. ...