The 70 % plan also sets price restrictions on the author — from $ 2.99 to a ceiling of $ 9.99. (authorlink.com)
The free trade system, in which players can freely trade items without price restrictions. (androidgamespot.net)
While some retailers may have reasonable pricing restrictions, such as not allowing you to price below $ 0.99, the standard practice is to give the author complete control over pricing. (authorsguild.org)