Bubble talk has been rising on Wall Street in the years since ChatGPT set off an AI frenzy in the stock market.

It took some 15 years for the Nasdaq to get back to its highs after the dot-com bubble burst. Even tech bulls admit that the ...

Traders have repeatedly shrugged off President Trump’s disruptive tariff wars and fiscal policy, pushing U.S. stock prices ...

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BofA analysts say risks of a stock market bubble in the second half are building. The bank's Michael Hartnett said expectations for rate cuts and lower taxes are fueling inflows to stocks.

In the case of a stock-market bubble, it's private investors who are providing the "public good" of cheap and plentiful equity financing. But the benefits in both cases are similar.

The risk of a speculative stock-market bubble is increasing as expectations of U.S. interest-rate cuts draw massive investment flows into equities, according to Bank of America Corp.’s Michael ...