This paper is a summary of some of the considerations involved in applying an existing model to a new problem, in particular in deciding whether to update or not, and some of the issues involved in interpreting the output from the new application. Thus where you start from does influence where...

The Australian pig meat industry today competes in a global market environment, with significant quantities of both pork exports and pork imports for further processing. In March 2003 Australian Pork Limited (APL) launched a advertising campaign to raise domestic per capita consumption of pork,...