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 ...

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 ...

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 ...

A rational business's main goal is always to maximize profits. As complicated as business processes can be, the end goal always remains reaching the maximum profit. There are many ways a company has ...

Marshall Hargrave is a stock analyst and writer with 10+ years of experience covering stocks and markets, as well as analyzing and valuing companies. Somer G. Anderson is CPA, doctor of accounting, ...

The tax rate you pay on the highest portion of your taxable income is known as your marginal tax rate. Here’s how to determine it. Many, or all, of the products featured on this page are from our ...