Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

While you might think of hula hoops as a game for children they’ve found a new use—helping farmers calculate soybean populations. With no need for a tape measure, this method could save time and help ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Eric's career includes extensive work in both public and corporate accounting with ...

Discover a fast and powerful calculus-based method for finding square roots with impressive accuracy. This explanation shows how derivatives and iterative approximation can be used to quickly zero in ...

Explore mobile crane trends in 2026, from high-capacity lifting and smart technology to faster setup times and improved ...

If you're looking for investors or want to sell your business, you must determine its value. Follow these four steps to calculate it. Most entrepreneurs put their hearts into their businesses; but, ...

Tracking spending is the first step to getting your finances in order. An expense tracker app can make it a lot easier to account for every dollar as you spend it, rather than sitting down with a ...