The world of microeconomics and business decision-making hinges upon a key concept: marginal cost. In the simplest terms, marginal cost represents the expense incurred to produce an additional unit of ...

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

Both in the mathematical sense and in the business world, an independent variable is one that stands alone and is not affected by outside forces. When it comes to evaluating cost in business, ...

Just because a service business doesn't produce tangible goods, that doesn't mean it has no related costs. Mixed costs for a service business have a variable element and a fixed element -- hence ...