Apple was the most profitable company on the Fortune 500 list this year. These are the biggest profit generators, and what that means about American business.

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Nvidia Reports Earnings Today. Data Centers Could Be a Silver Lining.

While some analysts have expressed concerns over how weakness in the tech sector could impact the semiconductor maker, one analyst believes there may yet be a silver lining. Demand for data centers has remained resilient, and could be a life raft for chip companies like Nvidia (ticker: NVDA ) that are looking to shore up their bottom lines, wrote Citi analyst Atif Malik in a research note. “We hear data center still remains an area of relative strength within semis, as consumer semis PCs and smartphone-related demand continues to come down,” he wrote.