The UK's looming in/out referendum on EU membership has sparked jitters, with analysts predicting declines in everything from London property prices to the pound. But what would so-called Brexit really mean for the City of London? Here are some based on research notes and interviews with analysts, lawyers and bankers.
What is at stake?
Financial services account for £180 billion ($258 billion) a year - about 12 per cent - of UK economic output and contribute £66 billion in taxes. In some areas, like foreign exchange trading.