Marginal taxation systems like the U.S. federal income tax system increase the percentage of income owed to taxes as a taxpayer’s income increases. There are seven income brackets. Your marginal tax ...

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 ...

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 ...