Rules Over Access: The Simple System Behind $50 Trillion in Institutional Money

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Rules Over Access: What the World's Biggest Fund Does Differently

The world's largest sovereign fund — Norway's, at 21,268 billion kroner — holds no private equity and no hedge funds, runs at a cost of 0.04%, and returned 15.1% in 2025. Yale's endowment, three quarters of it in alternatives, returned 11.1% in its 2025 financial year and 9.4% a year over the decade. Both work. The difference is that Yale's edge depends on access almost nobody can buy, while Norway's depends on governance anyone can copy: a written framework, systematic rebalancing, ruthless cost discipline. The biggest drag on the average investor is not asset choice but behaviour, which Morningstar measured at 1.2 percentage points a year over the decade to December 2024 — roughly a fifth of what a 60/40 portfolio is expected to earn.

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