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In a current Economist article, Gita Gopinath thought of the implications of a AI bust related in magnitude to the 2001 dotcom bust for the worldwide financial system.
I assumed I might contemplate a extra slender query of a what occurs to US family wealth. Think about family fairness and mutual fund wealth as a part of web price.

Determine 1: Family web price ex-equity+mutual funds (teal bar), family holdings of fairness+mutual funds, mn. 2017$. Deflated by PCE deflator. NBER outlined peak-to-trough recession dates shaded grey. Supply: Federal Reserve Circulate of Funds, and BEA through FRED, NBER, creator’s calculations.
Mid-2025 family wealth in equities and mutual funds is roughly $51 trillion. A 26% drop in capitalization — as befell 2000Q4-2001Q4 — would cut back that by $13.3 trillion (all ballpark figures). (Gopinath’s calculation was doubtless primarily based on complete capitalization, together with shares held by rest-of-the-world).
If the sensitivity of consumption to wealth is 5 cents on the greenback, then that interprets to a discount of some Ch.17$ 526 billion, or about 3% of mid-2025 consumption, distributed over a number of years. Utilizing a sensitivity of three cents on the greenback (is likely to be extra applicable for fairness wealth), then a discount of about 1.9% is implied.
For reference, listed below are the ahead P/E ratios for the Magnificent 7 and the S&P500, together with and excluding the Magnificent 7:
Supply: Yardeni.com.
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