Mr Ellison’s net worth climbed above $400bn on Wednesday after the share price of his IT giant Oracle soared.Larry Ellison, the technology mogul and ally of Sir Tony Blair, has overtaken Elon Musk as the world’s richest man after his fortune jumped by$120bn (£89bn) in a single day.That’s all for today but you can read all the latest business and economics news from The Telegraph here .Thanks for joining us on this live blog.“One of the reasons why taxes have risen to such a high level is because there’s be ...