LONDON, ENGLAND - OCTOBER 16:  The signage on a branch of Starbucks Coffee on October 16, 2012 in London, England. It has been reveled that Starbucks, the world's second largest coffee chain, has paid no tax in the UK for the past three years despite sales exceeding 1 billion GBP. Since first trading in the UK in 1998 Starbucks has paid 8.6 million GBP in income tax with total sales of over 3 billion GBP in the same period.  (Photo by Oli Scarff/Getty Images)