Nvidia is now the world’s most valuable public company
![](https://www.marketplace.org/wp-content/uploads/2024/06/GettyImages-2154045637-e1718897513616.jpg?w=900)
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The chipmaker’s market value surpasses Microsoft’s; Russia’s Putin signs trade deals with Vietnam; Supreme Court upholds tax on foreign investments; OpenAI founder Sutskever starts new A.I. company, promising safety focus.
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