Diarmuid Early won first place in the 2025 Microsoft Excel World Championship. He has some pointers for using Excel at work.

FORECAST.ETS applies an exponential triple smoothing (ETS) algorithm to create forecasts that can include trend and seasonal ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in ...

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 ...

Array constants in Microsoft Excel are powerful tools for performing multiple calculations with a single formula. Using array constants in your Excel worksheets avoids the need for lengthy or repeated ...