FRANKFURT AM MAIN, GERMANY -SEPTEMBER 15:  Carlos Ghosn, the President and CEO of Renault, looks on during  the international motor show IAA on September 15, 2009 in Frankfurt am Main, Germany. The world's biggest auto show runs until September 27. Getty Images logo Getty Images 29 months ago

FRANKFURT AM MAIN, GERMANY -SEPTEMBER 15: Carlos Ghosn, the President and CEO of Renault, looks on during the international motor show IAA on September 15, 2009 in Frankfurt am Main, Germany. The world's biggest auto show runs until September 27.