Goldman Sachs DeckHard

Quick returns math: a private equity fund doubles its money in 5 years — roughly what IRR is that? What about tripling in 5 years?

Model answer

Doubling in 5 years is roughly a 15% IRR, since 2^(1/5) is about 1.149; tripling in 5 years is roughly 25%, since 3^(1/5) is about 1.246. Memorize the mini-table: 2.0x over 5 years ~15%, 2.0x over 3…

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