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Johanna Sigurdardottir, Iceland's prime minister, listens to speakers during a Nordic and Baltic summit in London, U.K., on Thursday, Jan. 20, 2011. U.K. Prime Minister David Cameron, hosting a meeting of the leaders of eight other northern European countries, said they can plot a path for economic growth for the rest of the European Union. Photographer: Chris Ratcliffe/Bloomberg via Getty Images

Johanna Sigurdardottir, Iceland's prime minister, listens to speakers during a Nordic and Baltic summit in London, U.K., on Thursday, Jan. 20, 2011. U.K. Prime Minister David Cameron, hosting a meeting of the leaders of eight other northern European countries, said they can plot a path for economic growth for the rest of the European Union. Photographer: Chris Ratcliffe/Bloomberg via Getty Images