Between 2026-08-19 and 2026-08-20, researchers released findings from a 30-month study of 26,811 Chinese middle and high school students showing that AI adoption raised homework scores by 18% and reduced completion time by 30%, but lowered monthly exam scores by 20% and high-stakes entrance-exam scores by 18% within six months.
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[The Generative AI Learning Penalty: Evidence from Chinese Secondary Education](https://papers.ssrn.com/sol3/papers.cfm?abstract_id=6868618) > Using 30 months of panel data on 26,811 Chinese students in grades 7-12, we study how generative AI affects homework productivity and learning. The data combine monthly closed-book exams, high-school and college entrance exams, and homework scores and compl
“AI adoption raises homework scores by 18% and reduces completion time by 30%, but lowers monthly exam scores by 20% within six months. High-stakes entrance-exam scores fall by 18 and 24%, with the full penalty emerging only after about two years.” papers.ssrn.com/sol3/papers.... Using 30 months of panel data on 26,811 Chinese students in grades 7-12, we study how generative AI affects homework pr
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The Generative AI Learning Penalty: Evidence from Chinese Secondary Education AI adoption raises homework scores by 18% and reduces completion time by 30%, but lowers monthly exam scores by 20% within six months. High-stakes entrance-exam scores fall by 18 and 24%, with the full penalty emerging only after about two years.
Are you referring to this? cepr.org/publications... Using 30 months of panel data on 26,811 Chinese students in grades 7--12, we study how generative AI affects homework productivity and learning. The data combine monthly closed-book exams, high-school...