Boris Johnson, the frontrunner in the race to become Britain’s next prime minister, has met hedge fund and private equity executives to raise donations for his leadership campaign, according to sources.

Meanwhile, UK financial services companies have racked up a Brexit bill of close to £4bn as they prepare to shift people and capital to the EU, according to EY.

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Up to 20 million manufacturing jobs around the world could be replaced by robots by 2030, according to analysis firm Oxford Economics.

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US drug company AbbVie is to buy Allergan, the Irish-based maker of Botox, for $63bn (£49bn), in one of the biggest deals in the global pharmaceutical industry.