The Power of Compound Interest: The 8th Wonder of the World

Compound interest illustration

Compound interest is interest on interest — a snowball that accelerates over time.

A Simple Example

Invest $1,000 at 10%: $1,100 → $1,210 → $1,331 ...

Two Most Important Ingredients

Rule of 72

72 / rate ≈ years to double (e.g., 72/9% ≈ 8 years).

← Back to Blog