Learn what compound interest is, how it’s calculated—from annual rates to continuous compounding—and why it’s powerful for savings (and dangerous for debt).
Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Anthony Battle is a CERTIFIED FINANCIAL PLANNER™ professional. He earned the ...
Finance Strategists on MSN
Rule of 70
What Is the Rule of 70? The rule of 70 determines the number of years it takes for a variable to double. The calculation is made by dividing 70 by the variable's growth rate. The most common variable ...
What these two processes share is baked into the math of each. In fact, in that respect, they're nearly identical. They both involve some stuff (atoms or money) that is either growing or shrinking.
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