Learn how utility functions derive demand functions and their role in maximizing consumer satisfaction and economic decision making.

A linear demand curve is a line representing the relationship between the demand for a product or service and its price. Everyone knows that sales are proportional to price: The more you charge for an ...

The demand curve explains the relationship between price and number of sales (also called product demand). Companies can leverage some control over their sales by manipulating the price, but there are ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Dr. JeFreda R. Brown is a financial ...