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 ...

Your business's marginal revenue is the extra money made if you produce one more unit of a product or service. Knowing the marginal revenue from increasing sales can help you decide if expansion is ...

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 tax rate increases as income rises, affecting investment and savings decisions. Understanding your marginal tax rate can guide more tax-efficient investment choices. Use your marginal tax ...

One key decision every business has to make is how much of its goods or services to make available to customers. Demand functions will give you a sense of how much revenue a business can bring in ...

Many define financial success by what tax bracket they're in, with higher marginal tax rates applying to taxpayers as their income rises. Yet a tax bracket only tells you what tax rate applies on the ...