Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Ariel Courage is an experienced editor, researcher, and former fact-checker.

Marginal analysis was the heart of early Austrian economics and was quickly adopted into mainstream economics, where it is central to modern microeconomic analysis. Amazingly, many people in business ...

Katharine Paljug is a financial writer and editor with over a decade of industry experience. Her writing has covered nearly every aspect of the financial world, from investing in forex to paying for ...