How the AI ‘bubble’ compares to history
US stock valuations are higher than before 1929 Wall Street crash but the dominance of a single sector has precedents
US stock valuations are higher than before 1929 Wall Street crash but the dominance of a single sector has precedents

Valuations may be spectacular and a bust could come — but while there’s exuberance there is no mania or irrationality

Cautious comments from top bank executives add to jittery sentiment on Wall Street

Plus European value stocks, and more on the Fed

The high priests of Silicon Valley and Wall Street are beginning to acknowledge the excesses of Big Tech valuations

History teaches that tech revolutions follow a predictable cycle of installation followed by creative destruction

Investor concerns over lofty valuations for artificial intelligence companies hits sentiment