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2026-08-04
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artificial-intelligence
Weekly AI Scorecard #3 — A Record One-Day Rebound, and 7 of 10 Calls Missed It
In the week of July 28–August 3, 2026, the KOSPI index rose 17.9% in a single day, its biggest daily gain on record, and 7 of 10 one-month predictions on the KODEX 200 ETF were wrong on that day, whic…