Create Excel pivot tables from multiple tables with the Data Model. Fewer formulas, smaller files, faster analysis. Clean ...

Have you ever stared at a tangled web of paired columns in your dataset—”Size 1/Value 1,” “Size 2/Value 2,” and so on, wondering how to make sense of it all? It’s a common frustration for anyone ...

Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...