LONDON, UNITED KINGDOM - APRIL 09:  Nicky Morgan leaves 10 Downing Street after being appointed as Economic Secretary to the Treasury, replacing the new culture secretary Sajid Javid on April 9, 2014 in London, England.  Conservative politician Maria Miller resigned as culture secretary following a row over her expenses. Mrs Miller was cleared of funding a home for her parents at taxpayers' expense, but was told to repay ?5,800 of the expenses she claimed.  (Photo by Rob Stothard/Getty Images)