The benchmark index of leading shares advanced 32.57 points to close at 6,755.63 on Monday, its highest since September 2000, as global markets continued to power upwards.
Congressional investigators on Monday accused Apple of avoiding paying billions in taxes on its international profits by exploiting US tax loopholes and using two Irish subsidiaries that are not technically tax residents of any country.
David Cameron failed to raise Google's tax affairs when he met the company's chairman Eric Schmidt in Downing Street yesterday, it has emerged.
Shares in FirstGroup plunged 30 per cent on Monday as investors balked at a �615m rights issue and the scrapping of its dividend.
High inflation has cost the economy �10billion over the last three years, according to Ernst & Young. The accountants warn households face spiralling energy and food bills and rail fares.