Economists at Stanford University have found the strongest evidence yet that artificial intelligence is starting to eliminate certain jobs. But the story isn’t that simple: While younger workers are being replaced by AI in some industries, more experienced workers are seeing new opportunities emerge.
Erik Brynjolfsson, a professor at Stanford University, Ruyu Chen, a research scientist, and Bharat Chandar, a postgraduate student, examined data from ADP, the largest payroll provider in the US, from late 2022, when ChatGPT debuted, to mid-2025.
The researchers discovered several strong signals in the data—most notably that the adoption of generative AI coincided with a decrease in job opportunities for younger workers in sectors previously identified
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