The Biggest Questions About AI
The map · 3 Economy · 3.6 Material constraints and systemic risk · 3.6.2

Financial stability

Could synchronized agents, correlated models, concentrated investment, automated trading, or an AI-capex reversal create systemic risks?

Regulators flag herding from correlated models, dependence on a few providers, and the sheer scale of AI capital expenditure as systemic scenarios — a financial-stability watchlist that barely existed two years ago.

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What changed
October 2025–August 2026 · swept August 3, 2026 · editorial review pending
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The capex-reversal scenario got named, traded on, and rebutted: Citrini's 2028 Global Intelligence Crisis memo moved markets, Zvi and Smith argued it confuses a distribution problem with a collapse, and the BIS made over-commitment and circular financing an official concern. July's Korean crash provided the first live case study.Evidence: 1234

Recent thinking
7 featured from 11 tracked · October 2025–August 2026 · all 11 chronologically →
Citrini Research · citriniresearch.com · 22 Feb 2026 essay
The 2028 Global Intelligence Crisis
Every dollar saved on headcount flowed into AI capability that made the next round of job cuts possible.

The market-moving scenario memo: AI-driven layoffs propagating into private credit, insurers, mortgages, and tax receipts.

Zvi Mowshowitz · Don't Worry About the Vase · 24 Feb 2026 post
Citrini's Scenario Is A Great But Deeply Flawed Thought Experiment

Accepts the disruption mechanisms; argues production gains plus monetary and redistributive policy make it a distribution problem, not a collapse.

Bank for International Settlements · BIS · 28 Jun 2026 report
BIS Annual Economic Report 2026: Progress and peril
The intense competition raises the risk of firms over-committing resources to investment projects with still uncertain returns.

Official assessment: $1T+ hyperscaler capex, opaque circular financing, and interconnected exposures could produce a financing pullback and investment bust.

Paul Kedrosky · paulkedrosky.com · 16 Jun 2026 post
AI Set to be Largest CapEx Cycle Ever … and Soon Majority Externally Financed
it will surpass, in real terms, the residential construction boom of 2005-06, the 1990s fiber build peak year, and the 1882 railroad peak combined.

~$1.5T annual AI infrastructure spend by 2030, ~90% externally financed — dependent on credit markets and vulnerable to spread widening.

Timothy B. Lee · Understanding AI · 16 Mar 2026 post
It still doesn't look like there's an AI bubble

The revenue counter-case: Anthropic's annualized revenue doubling from $9B to $19B between late 2025 and March 2026.

Noah Smith · Noahpinion · 30 Jul 2026 essay
Why did South Korean stocks just crash?

Case study: chip earnings, leveraged retail ETFs, and the gap between required and actual AI revenue.

Additional relevant discussion (4)
The Citrini post is just a scary bedtime story — Noah Smith · Noahpinion · 24 Feb 2026
Chart of the Day: AI Capex, From Bonanza to Burden — Paul Kedrosky · paulkedrosky.com · 6 Feb 2026
The Market Doesn't Sell Off on Excessive-Capex Concerns at the Top — Byrne Hobart · The Diff · 24 Jul 2026
Will bets on the price of computing power help or harm the AI economy? — Conrad Quilty-Harper · Transformer (Shakeel Hashim) · 18 Aug 2026
Foundational reading (2)The Financial Stability Implications of AIFinancial Stability Board · 2024Global Financial Stability Report, Ch. 3: AI and Capital MarketsIMF · 2024
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