The keywords to look up are "Third Line Forcing" ..

http://www.bartier.com.au/publications/publicationDetail.aspx?PublicationID=381

Plenty of info there and even mentions how the corporate sleazeballs engaged in this activity can gain temporary immunity from prosecution from the ACCC (for the public good - noless) .. I personally am starting to wonder if the ACCC can be sued for protecting these pit vipers as many historical indiscretions concerning the ACC and their ham-fisted approach to the Australian Marketplace have been systematically swept under the carpet to the point where one must wonder when our politicians spruik on about JoRbs and GrowF as all I can see is joRbs leaving the country enmasse and growF for Cayman Islands swindlers ..