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The Polylog AI Intelligence Brief

Morning Edition · Saturday, June 27, 2026

Bank of Korea Finds AI Saves 1.5 Hours a Week, Lifts Output Near Zero

A central-bank survey of 5,512 workers found generative AI cut task time by 3.8 percent, but the correlation between time saved and output growth was 0.00.

Bank of Korea Finds AI Saves 1.5 Hours a Week, Lifts Output Near Zero

The Bank of Korea published a study finding that generative AI use was associated with a 3.8 percent reduction in task time, about 1.5 hours saved per week on a 40-hour baseline, based on a survey of 5,512 workers aged 15 to 64. Adoption is…

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AI Workplace Adoption and the Productivity Gap Across Regions

Measured workplace AI adoption and self-reported productivity gains diverge sharply across regions and workforces, creating a diffusion gap that shapes which economies and operators actually capture AI's productivity dividend.