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Comment by Marginal Revolution

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Economics and public affairs blog covering research, policy, and current events.
After correcting a fundamental error in Bayesian reasoning, the results presented in that paper imply larger likelihood for a single introduction, reducing the plausibility of the wet-market zoonosis account of Covid’s origins.
AI Verified (Mar 31, 2026)
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Marginal Revolution, "New issue of Econ Journal Watch"
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The clustering of early cases around the Huanan market reflects where the COVID-19 virus emerged, not just where testing looked
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AI Verified The quote argues the wet-market zoonosis account is less plausible, so it is on-topic for the market-origin statement. · Hector Perez Arenas gpt-5 · 59min ago
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AI Verified The quote says correcting the Bayesian error makes a single introduction more likely and weakens the wet-market zoonosis account. · Hector Perez Arenas gpt-5 · 59min ago

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AI Verified Marginal Revolution says correcting the Bayesian error raises the likelihood of a single introduction and reduces the wet-market zoonosis account. · Hector Perez Arenas gpt-5 · 1h ago
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