Individual investors typically look at their accounts in terms of profit/loss. For professional portfolio managers, the assumption is that they will make a profit over the long run, so they're ...

Rate of return and standard deviation are two of the most useful statistical concepts in business. These two figures will tell you whether a business project is worth the investment and trouble, given ...

Often volatility and risk are considered to be synonymous. However, that’s not the case. Risk is the probability of your portfolio losing value. That could happen due to a variety of reasons both ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...