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Two gallery assistants pose with ‘$, 2001′ an installation by Tim Noble and Sue Webster which is going on show at Sotheby’s with an estimated value of £100,000- £150,000 on Monday in London, England
A boy wears sunglasses with the dollar sign as he walks down a street in Bujumbura, Burundi on Wednesday
People are silhouetted on a sunny morning as they walk past the columns of the Bank of England in the City of London. Sterling eased on Monday, on growing talk the BoE will step in to cool the UK housing market, which would allow the central bank to keep interest rates lower for longer to sustain recovery elsewhere in the economy
An elderly woman participates in a protest about pensions in New Delhi, India. India is home to 142.9 million people aged 54 years or above
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A homeless man sleeps in Lisbon, Portugal.