AI optimism is driving the S&P 500 price-to-book ratio to records, surpassing dot-com levels. High valuations reflect expectations for AI-driven earnings. While the ratio's level is head-turning, it ...

A previous version of this article misspelled the name of actress Sydney Sweeney. An ad campaign featuring actress Sydney Sweeney that critics say smacks of eugenics has brought the kind of firestorm ...