Firms usually decide how many workers to employ based on how much income each worker generates for the company after deducting employment expenses. Managers estimate how much income workers generate ...

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 ...

Marginal revenue measures extra income from producing one more unit. Compare marginal revenue and cost to decide on production adjustments. Track marginal revenue changes to set optimal production and ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...