(FILES) A picture taken on September 30, 2012 shows an Iranian woman paying with a 20000 rial banknote, bearing a portrait of Iran’s late founder of islamic Republic Ayatollah Ruhollah Khomeini, to a grocer in the Iranian capital Tehran. Irans central bank on July 6, 2013 drastically devalued the national currency’s fixed subsidised rate against the dollar, as the Islamic republic struggles to shore up its faltering economy. AFP PHOTO/ATTA KENARE