⁦2026-W45⁩, 4 articles

This week at The Quant

Everything published in this edition, from the AI buildout to the latest country audits.

China Now Has the World's Largest Capital Stock — per Person, a Third of America's

The flow of world investment crossed in 2011; the accumulated stock crossed in 2022. Where the stock has and has not crossed — structures, equipment, housing, knowledge — says where the next two decades of building will go.

8 Nov 202611 min read

Economics

Where the World's $26 Trillion of Fixed Investment Goes

China takes 26 cents of every fixed-investment dollar on earth — and in 2024 India passed Japan as the world's third-largest site of fixed investment.

8 Nov 202611 min read

Economics

When To Announce The Restructuring of the World's No. 2 Economy: China Threaded an 18-Month Window

Six years after the three red lines killed the property boom, the timing call holds up in the data. The verdict on the replacement engine takes a decade more.

5 Nov 202610 min read

Finance

The Limits of Intelligence: What the AI Prize Is Worth, and Who Gets It

The first three papers in this series established that roughly $730 billion a year is being spent on a war logic, not a return logic. This one asks the question that decides whether the war bonds pay: how big is the prize, and how many hands does it land in? The answer is a matrix, not a number — and the private marks have already priced the best cell in it.

3 Nov 20268 min read

This week at The Quant, ⁦2026-W45⁩

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