Pedestrians take picture at Lehman Brothers building

Pedestrians stop to take a photo at the Lehman Brothers building in New York. REUTERS

A city worker laughs at an spontaneous art installation

A city worker laughs at an spontaneous art installation of wilting flowers and messages topped with a plaque reading 'in loving memory of the boom economy' in the City of London. REUTERS

'Credit Crunch' chocolates

"Credit Crunch" chocolates are seen for sale in Selfridges department store in London. REUTERS

A boy dressed in a Depression-era period costume

Jeremy Conway, 13, sells apples while dressed in a Depression-era period costume outside the New York Stock Exchange. REUTERS

Jobless university graduate

Jobless university graduate David Rowe wears a sandwich board advertising his search for employment as he walks along Fleet Street in central London. REUTERS

1930s Depression-era themed party

Guests mingle at a 1930s Depression-era themed party in the Belvedere palace in Potsdam. REUTERS

A sign in a shop window

A sign in a shop window in central London, December 18, 2008. REUTERS

A sign in a shop window

A sign in a shop window in central London, December 18, 2008. REUTERS

A graduate carries a sign

Alexander Hendren, a 2007 graduate of Amherst College, carries a sign while looking for work in Palo Alto, California. REUTERS

Performers acting out

Performers act out a performance in Singapore's financial district. REUTERS