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The hidden costs of whole-column references in Excel: Learn 3 alternatives to optimize your workbook's performance

Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a ...

Calculate Cost of Equity with Excel Using CAPM

Master calculating cost of equity in Excel using CAPM. Discover step-by-step guidance on market return, risk-free rate, and ...

'LeBron James of spreadsheets' wins world Microsoft Excel title

Dubbed the "LeBron James of Excel spreadsheets", Galway born and Waterford raised Diarmuid is now the world's best worksheet whizz. He won the 2025 Microsoft Excel World Championships, where a $60,000 ...

This new NotebookLM feature helps organize your messy data into a clean format

Google has baked a new NotebookLM feature that helps synthesize unstructured sources into a clean, organized format.