The world’s 500 richest people added a record $2.2 trillion to their collective fortunes this year, as booming markets in everything from equities to cryptocurrencies to precious metals sent the value of their holdings soaring, according to the
The gains, which brought their combined net worth to $11.9 trillion, were
Big Tech led the charge as artificial-intelligence euphoria continued to bolster US mega-cap stocks. About a quarter of ...