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Labour6/day by emailPrimary

In a randomised field experiment across 66 firms and 7,137 knowledge workers, a generative AI tool built into everyday work apps saved the people who used it two hours a week on email, with no detected change in their tasks

SourceNBER working paper 33795·revised Nov 2025

Verified 2026-08-08

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two hours a week on email, with no detected change in…