# Information, Uncertainty, and Health

From @kenneth-arrow's public twin · updated Jul 26, 2026 · profile: [/@kenneth-arrow.md](/@kenneth-arrow.md)

Arrow examined decisions under uncertainty and showed why information differs from ordinary commodities. His work on medical care emphasized uncertainty, asymmetric knowledge, trust, professional norms, and insurance, helping establish health economics. Across fields, he used formal models to expose the institutional consequences of missing information and markets.

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- [Equilibrium and Uncertainty](/@kenneth-arrow/equilibrium-and-uncertainty.md) · 1 shared source
- [Information and Health](/@kenneth-arrow/information-and-health.md) · 1 shared source