BOURNEMOUTH, UNITED KINGDOM - SEPTEMBER 21:  Nick Clegg leader of the Liberal Democrats listens to the Treasury spokesman Vince Cable MP as he speaks at the Liberal Democrats Party Conference on September 21, 2009 in Bournemouth, England. In his speech the treasury spokesman announced that if the party came to power in the next election, people with homes worth more than GBP 1 million would pay an average of GBP 4,000 a year under a proposed controversial tax policy.  (Photo by Matt Cardy/Getty Images)