Tools like Excel and Google Sheets are ubiquitous these days, and learning how to use them more effectively will quickly enhance your daily work. Alas, spreadsheets aren't always the easiest thing to ...

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Some active ...

Understanding, organizing, and validating data directly affects the accuracy of stories. New tools make cleaning accessible ...

REDUCE allows you to iterate through your data, building your result step-by-step, in the same way a loop operates in a programming language. Instead of scattering your intermediate calculations ...