Estimate demand function to understand initial product pricing vs. quantity. Use derivative for the revenue equation to find marginal revenue changes. Marginal revenue derivative is a tool to guide ...

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 ...

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 ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

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 ...