rule of 72
Proper noun
Meaning
the rule of 72
(finance) A means of estimating an investment's doubling time. 72 is divided by the interest percentage per period (usually years) to obtain the approximate number of periods required for doubling.
Proper noun
the rule of 72
(finance) A means of estimating an investment's doubling time. 72 is divided by the interest percentage per period (usually years) to obtain the approximate number of periods required for doubling.