A customer changes U.S. dollars to Iraqi dinars at a money changer in Baghdad October 1, 2012. Many Iraqis have lost faith in their dinar currency but to some foreign speculators, it promises big profits. The contrast underlines the uncertainties of investing in Iraq as the country recovers from years of war and economic sanctions. Picture taken October 1, 2012. To match IRAQ-ECONOMY/DINAR REUTERS/Saad Shalash (IRAQ - Tags: BUSINESS POLITICS)