Central‑bank Phrasing as Volatility Trigger

Updated: 2026.10.03 1H ago 1 sources
Central bankers’ intentionally ambiguous language (so‑called 'Fedspeak') can itself create global market volatility by providing a focal signal that shifts expectations, even when embedded in hedged, conditional remarks. That makes the rhetoric of monetary officials a systemic risk vector, not merely background commentary. — If central‑bank words can move global prices, then communication policy and accountability around monetary speeches become macro‑prudential issues.

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The 1980s and 1990s stock market
Arnold Kling 2026.10.03 100% relevant
Alan Greenspan’s December 5, 1996 AEI dinner remark invoking 'irrational exuberance' — which coincided with immediate cross‑market declines — is the article’s central illustrative episode.
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