dismissed foreign threats to the dollar, and said he could earn a 50% annual return on $1 million. 3. Stocks, cash, and buybacks Berkshire Hathaway built a cash pile worth more than $300 billion ...

Venture capitalists have sunk more than $300 billion into US artificial intelligence startups in the past five years — a massive outlay that’s been called into question this week by the ...

OpenAI is in early talks to raise up to 40 billion dollars (£32 billion) in a new funding round, valuing the company at more ...