Earlier quoted context omitted.
7% on a bond is very good. 7.2% doubles every 10 years. For those of us getting older with lots of stock assets, we (conservative investors) want to transition to something safe so that smash-and-grab market fluctuation don't make us lose our money in retirement. Tiered bonds are something safe to do when you hit your mid 50's once the "thrill" of investing in what are today called "meme" stocks ("penny stocks" in th…
Using A = P(1 + rt) and setting A = 2P and t = 10 gives r = 1/10 or 10% -- where is my math wrong?
(1.072)*(1.072)*(1.072)*(1.072)*(1.072)*(1.072)*(1.072)*(1.072)*(1.072)*(1.072) = ~2.00