Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a million rows. As a result, they can significantly slow your workbook's ...

Google has added a new feature to NotebookLM that turns messy research into something you can actually use. The company has introduced Data Tables, a tool that pulls information from multiple sources ...

See how try and otherwise protect custom column math from type errors in Power Query, saving time and keeping your refresh ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas ...

Understand why testing must evolve beyond deterministic checks to assess fairness, accountability, resilience and ...

Elizabeth Blessing is a financial writer and editor specializing in growth investing, high-yield stocks, small caps, and gold investing. Investopedia / Laura Porter Multi-currency note facilities ...

Book Review Why Sri Lanka’s Return to the IMF Demands Deeper Reflection By mid-2022, the term “economic crisis” ceased to be ...