VAST SPENDING on AI infrastructure has created a profit boom. In the past year American pre-tax corporate earnings have grown by $1.2trn, or 30%. Companies in the S&P 500 index are handily beating forecasts. And yet Uncle Sam is seeing little of the benefit.
How the AI boom could worsen the rich world’s fiscal crunch
September 30, 2026
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Jodie Alleyne
VAST SPENDING on AI infrastructure has created a profit boom. In the past year American pre-tax corporate earnings have grown by $1.2trn, or 30%. Companies in the S&P 500 index are handily beating forecasts. And yet Uncle Sam is seeing little of the benefit.
https://www.economist.com/finance-and-economics/2026/09/29/how-the-ai-boom-could-worsen-the-rich-worlds-fiscal-crunch