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 ...

Every businessperson should be familiar with the the basic laws governing supply and demand, and there is no better place to start than the demand curve. This curve is a pictorial representation of ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...