An Iraqi-born British billionaire told a French court yesterday how he had paid millions of pounds in kickbacks to French oil executives. Nadhmi Auchi, 65, reputedly Britain's seventh-richest man, is one of 37 company administrators and business partners accused of being involved in France's biggest postwar financial scandal in which the oil firm, now TotalFinaElf, allegedly paid out huge sums in bribes and backhanders to expand its empire. Mr Auchi gave himself up in London after two years resisting French demands for his arrest in connection with Elf's purchase in the 90s of interests in Spanish refineries owned by Cepsa,...