The marginal product of labor is a variable used in economic theory. This variable quantifies the additional output produced by adding an additional unit of labor. The value of this variable is ...

Understand the link between total and marginal revenue, their differences, and how to calculate marginal revenue effectively. Learn when a company should adjust production.

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Erika Rasure is globally-recognized as a leading consumer economics subject ...