Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Getty Images / juststock The forward ...

A company's profit margin reveals how much of its earnings it gets to keep after it pays all of its expenses. It is a ratio of earnings to revenue. Companies with strong earnings report high profit ...

If you track your daily earnings using an Excel spreadsheet, you can use the same spreadsheet to estimate your projected earnings over any time period. Using Excel's "AVERAGE" function, you can ...

Suzanne is a content marketer, writer, and fact-checker. She holds a Bachelor of Science in Finance degree from Bridgewater State University and helps develop content strategies. Learn about our ...

Calculating returns from your stock portfolio can be a tricky matter, especially if some of your holdings pay dividends, or you make frequent deposits and withdrawals from your account. With Excel and ...