Predatory pricing is an anticompetitive measure employed by a dominant company to protect market share from new or existing competitors. It generally involves temporarily pricing a product low enough to end a competitive threat. Thus, the two major parameters under consideration are costs and the intent of the firm. Costs are usually easy to define yet there is a debate on the appropriate ones to use. Intent, on the other hand, is easier to comprehend yet most difficult to prove.

The exact legal (statutory) conditions for predatory pricing vary across the globe. In the United States, pricing below a dominant average variable cost (the Areeda Turner test) was last used by the Supreme Court in 1993 as a criterion for this practice in deciding Brooke Group ...