Learn how to distinguish marginal costs by exploring their relationship with fixed and variable costs in production.

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 ...

Your business's marginal revenue is the extra money made if you produce one more unit of a product or service. Knowing the marginal revenue from increasing sales can help you decide if expansion is ...

Marginal efficiency of capital (MEC) is the discount rate at which the present value of the future yields from a capital asset are equal to its cost of acquisition. The idea behind computing the MEC ...