The Fed, Crypto and A.I. Weigh on the Markets

Growing jitters over the Federal Reserve, crypto and the future of the artificial intelligence boom have helped drive a global sell-off.

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Anxiety Over A.I. Spending Returns to Global Markets

A sharp reversal in Asian stocks, after a rally fueled by Nvidia’s strong earnings, underscores how fears of an A.I. bubble are driving broad market swings.

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The A.I. Boom Has Found Another Gear. Why Can’t People Shake Their Worries?

It is a time of superlatives in the tech industry, with historic profits, stock prices and deal prices. It’s enough to make some people very nervous.

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Did Nvidia Do Enough to Chill A.I. Bubble Fears?

The chipmaker at the center of the artificial intelligence boom reported blowout results. But that hasn’t resolved some key questions behind the tech rally.

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To Meld A.I. With Supercomputers, National Labs Are Picking Up the Pace

A.I. has added urgency to the U.S. national laboratories that have been sites of cutting-edge scientific research, leading to deals with tech giants like Nvidia to speed up.

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Nvidia Earnings Fuel Rally in Global Technology Stocks

The chipmaker’s profit surge and strong revenue forecast helped to ease fears that spending on A.I. infrastructure might be outpacing demand.

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Saudi Arabia, Once Shunned, Has Corporate Titans Swooning for Deals

Some of the most prominent U.S. executives gathered at the Kennedy Center for an event promoting deal-making with the oil-rich kingdom.

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Nvidia Earnings Show Profit Jumped 65% to $31.9 Billion

The company, which makes the computer chips essential to the artificial intelligence boom, also said revenue in its recent quarter rose to $57 billion.

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How Trump and Nvidia’s C.E.O. Became Partners on the International Stage

Over the last 10 months, President Trump has become close with Jensen Huang, Nvidia’s chief executive, as the company’s chips have become a tool in trade and peace talks.

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Nvidia and Walmart Could Ease Wall St.’s Jitters. Or Make Them Worse.

After four consecutive down days, the stock market is looking increasingly queasy. Earnings reports from Nvidia, Walmart and Target could hint at what’s ahead.

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