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Investing

8 articles — one subject refracted across many dimensions.

Investing2026.07.02[Special] What Survived in Behavioral Finance — The Alpha That Publication Killed Was No Victory for EMH but a Map Drawn by the Limits of ArbitrageIn the companion piece I put behavioral economics on the stand of the replication crisis—the failure of an experiment to reproduce its result when it is run aga…21 min read·✓ Fact & code verifiedInvesting2026.06.30[Feature: Hindsight] The Most Famous Call Was the Most Wrong — A Post-Mortem on 2024 AI-Chip Price TargetsOn 15 September 2024, Morgan Stanley double-downgraded SK Hynix. The price target went from 260,000 won to 120,000 won — down 54% — and the rating went from Top…13 min read·✓ Fact & code verifiedInvesting2026.06.29It's Not Cheaper Than an Apartment — It Isn't One: Deogeun Eileen's Garden Central"On the Han River, ten minutes by car from Sangam DMC, brand-new — and a few hundred million won cheaper than the apartments nearby." That's the one-liner makin…9 min read·✓ Fact & code verifiedInvesting2026.06.29What Ends the Cycle First Is Demand, Not Supply — Peak Margin Is the Starting Line of Mean ReversionMicron posted its highest quarterly gross margin ever, 84.9%, and in that very earnings call said that price increases would "moderate meaningfully." SK Hynix's…15 min read·✓ Fact & code verifiedInvesting2026.06.28Revenue Up 5.5×, a 34.9bn KRW Net Loss — What Does T&R Biofab Actually Earn On?T&R Biofab's 2025 results carry two headlines at once. Revenue went from 4.87bn to 26.97bn KRW — a 5.5× jump — and in the same year the net loss was 34.9bn KRW…16 min read·✓ Fact & code verifiedInvesting2026.06.27SK hynix Has Passed Samsung. The KOSPI Is Now Two CompaniesOn 22 June, SK hynix overtook Samsung Electronics to close at number one by market capitalization on the KOSPI — South Korea's benchmark equity index — at ₩2,07…12 min read·✓ Fact & code verifiedInvesting2026.06.27Bitcoin ETFs: The Outflows Stopped, the Price Won't FollowThe longest redemption run since launch. From 15 May to 3 June, the U.S. spot Bitcoin ETFs bled roughly $4.4 billion over 13 straight trading days—the longest s…7 min read·✓ Fact & code verifiedInvesting2026.06.27Passive Crossed Half the Market. Who Took Over the Judgment?An index fund is not a promise to beat the market. It is a promise to buy it—to hold whatever the index holds, without asking what is dear and what is cheap. Fo…9 min read·✓ Fact & code verified