What is the rule of 72 in finance?

What is the rule of 72 in finance?

The Rule of 72 is a calculation that estimates the number of years it takes to double your money at a specified rate of return. If, for example, your account earns 4 percent, divide 72 by 4 to get the number of years it will take for your money to double. In this case, 18 years. Jul 28, 2021

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