Deprecated function: Optional parameter $path declared before required parameter $arg is implicitly treated as a required parameter in include_once() (line 1439 of /var/www/quickstart.cals.arizona.edu/includes/bootstrap.inc).
Supply
Describes the total amount of a specific good or service that is available to consumers. Supply can relate to the amount available at a specific price or the amount available across a range of prices if displayed on a graph.