In my last post, I wrote about the power of compound interest. This week, I wanted to go over the rule of 72 (also known as the rule of 70). Basically, it is a rule of thumb for calculating the length of time it will take an investment to double. Here’s how […]
Entries Tagged as 'Felix’s Corollary'
The Rule of 72
January 20th, 2008 · 3 Comments
Tags: Felix's Corollary · Rule of 72