President Donald Trump on Wednesday criticised Boeing as a "very disappointing company" because of the aerospace giant's recent problems after the grounding of the 737 MAX plane, which he said had a knock-on effect for the US economy.

Microsoft CEO Satya Nadella warned that countries that fail to attract immigrants will lose out as the global tech industry continues to grow.

US President Donald Trump will attend a breakfast meeting on Wednesday with Apple Chief Executive Tim Cook and other business leaders on the sidelines of the annual meeting of the World Economic Forum in Davos, Switzerland, according to sources familiar with the situation.