Sir Mervyn King's speech reveals that Quantative Easing cash now amounts to a whopping 25% of annual gross domestic product (GDP).
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The German bomb - a 500kg device - was spotted by a barge carrying out dredging works, the Royal Navy said.
The study found children born in the 1980s have found it much harder to build up wealth in housing and pensions as they age.
The singer ended speculation over who would perform by saying "the rumors are true" to her 63 million Twitter followers on Friday morning.