Fragmenting your data across many Excel tabs is a common habit that silently kills file performance, introduces hidden errors ...

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

Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.

Susan Sales Harkins is an IT consultant, specializing in desktop solutions. Previously, she was editor in chief for The Cobb Group, the world's largest publisher of technical journals. Automating the ...

Did you know that the biggest risk to your insolvency practice isn’t always a regulatory breach or a missed deadline, it’s ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Dr. JeFreda R. Brown is a financial consultant, ...