We have endured the dot-com bubble and the housing bubble. And now, according to some experts, we may be in an AI bubble.

As of mid-October, Wall Street is “growing louder with warnings that the artificial intelligence trade may be overheating” following “months of record gains in AI-linked stocks and corporate spending,” said Yahoo Finance . Still, “some analysts argue the market’s strength reflects conviction, not complacency, and that the AI trade, while stretched, still has fundamental backing.”

Only time will tell which side is right when it comes to the potential AI bubble . But in the meantime, you can brush up on what exactly a bubble is — and what the consequences of one popping may be.

What is a stock market bubble?

A stock market bubble is a “significant run-up in st

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