AI Revenue Must Hit $3.5 Trillion to Justify Current Investment, Study Finds

A Columbia University study estimates that justifying current AI capital spending would require the US to spend about 9% of GDP on AI services—equal to food spending—meaning AI revenue must reach $3.5 trillion by 2032, a threshold WSJ's Greg Ip highlights as a major challenge.

2026-10-02 ~ 2026-10-04 · 2 related posts

• AI services must eat 9% of GDP to justify today's capex, study finds — WSJ's Greg Ip is skeptical — asusarla · 2026-10-02
• AI revenue must hit $3.5T by 2032, ~9% of GDP, to justify the buildout: Columbia paper — asusarla · 2026-10-04