These charts show that London is in a housing bubble and it's going to pop any second

The cost of either renting or buying a property in London is absolutely nuts – and investment bank UBS just warned investors that the market is going to explode any time now. Bill O'Neill, head of the UK investment office at UBS Wealth Management, said in the UBS Global Real Estate Bubble Index that London property prices have surged so quickly that they're now more or less completely detached from earnings. This may not sound like anything new but for the first time in a while, UBS laid o...