The ABS function in Excel is a game-changer for anyone working with data, offering a simple way to focus on the magnitude of ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

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 ...