AI, compound interest—and friends in high places—have made these companies billionaire factories. In January 2025, as it was ...

PivotTables are still easier to create for anyone who prefers not to use formulas, and they excel at automatically grouping dates or handling large external datasets from sources like SQL Server or ...

The Alt+Enter shortcut isn't limited to new formulas you write—you can go back and clean up any messy formulas at any time.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...