Protesters wear pig masks and business suits at the Vancouver Art Gallery as thousands of people participate in the Occupy Vancouver protest on October 15, 2011 in Vancouver, British Columbia, Canada. Thousands of people are taking to the streets in cities across the world today in demonstrations inspired by the Occupy Wall Street protest in New York City. An estimated 2,000 people participated in the Vancouver occupation. (Photo by Jeff Vinnick/Getty Images)

A protester holds a banner after a sit-in demonstrating against the influence of bankers and financiers in front of the Reichstagsgebaeude on October 15, 2011 in Berlin, Germany. Thousands of people took to the streets today in cities across Germany in demonstrations inspired by the Occupy Wall Street protests in the United States. Activists are demanding an end to the free-wheeling ways of global financial players whom they see as responsible for the current European and American economic woes. (Photo by Carsten Koall/Getty Images)

Protesters cheer as Julian Assange, the founder of the WikiLeaks website speaks outside St Paul's Cathedral during the 'Occupy London' protest on October 15, 2011 in London, England. Thousands of people are taking to the streets in cities across the world today in demonstrations inspired by the 'Occupy Wall Street' protests in the United States, against the global financial system. (Photo by Dan Kitwood/Getty Images)

Demonstrators associated with the “Occupy Wall Street” movement protest in Times Square on October 15, 2011 in New York City. Thousands of people are taking to the streets in cities across the world today in demonstrations inspired by the “Occupy Wall Street” protests against the global financial system that began here in New York. (Photo by Mario Tama/Getty Images)