"The sky's thelimit, " replies His Excellency Sheikh Hamad Bin Jassim Bin Jabor Al Thani, the prime minister of Qatar, and financial backer of the then proposed new property development at London Bridge.
Lucky (if ironic) for them, nearly half of goods exports are in energy and mineral resources, where the sky's thelimit these days, but that leaves plenty else to sell in tougher world markets.