LONDON (Bloomberg) — Philip Green, the billionaire owner of Arcadia Group Ltd., will lead an external efficiency review into UK government spending, the Cabinet Office said.

Green, who will be supported by officials from the Cabinet Office and the Treasury, has been asked to examine all government spending in the past three years and identify inefficiencies and potential savings, according to an e-mailed statement. His remit includes a review of all leases and contracts entered into since 2007.