Marginal analysis is an important decision-making tool in the business world. Marginal analysis allows business owners to measure the additional benefits of one production activity versus its costs.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Eric's career includes extensive work in ...

As we begin a new semester, we are always looking for examples that illustrate economic principles. Fortunately, the world is filled with them, often in our own backyard. Two come to mind. Our ...