That interest can be paid on a simple or compound basis. Simple interest works like this: Let's say you deposit $1,000 in a savings account that's paying 10% interest. (Wouldn't that be nice ...

Compound interest can get you pretty far. In fact, Business Insider calculated — based on your current age and a 6% return rate — how much you need to be saving per month in order to reach $1 ...

That also happens to be compounded growth, which stock investments can give you. For example, if your portfolio is worth $200,000 and it grows by 10%, it will add $20,000 of value and be worth ...