This is the real reason that HSBC may ditch London and move its HQ abroad

HSBC has confirmed that it's actively reviewing a plan to quit its headquarters in London. And there's one big reason that the bank may move, which it didn't mention in its filings: It wouldn't have to pay the UK's bank levy any more. The levy is a tax on bank balance sheets -- if you're headquartered in the UK, it doesn't just apply to your UK operations, but your whole global enterprise. Of course, HSBC wouldn't pull out of London entirely. There'd still be individual employees and the busines...