Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

One key decision every business has to make is how much of its goods or services to make available to customers. Demand functions will give you a sense of how much revenue a business can bring in ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for ...

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 ...

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 ...