A change in demand affects your sales and impacts your variable costs. As your sales grow, your variable costs increase. As your sales fall, your variable costs decrease. If you raise or lower your ...

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

Business managers analyze variable and fixed expenses to know costs of business operations and expand on methods of increasing profits. Knowing both variable and fixed expenses helps management to ...

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 ...