According to the 2010 Australian Productivity Commission report (their government’s independent research and advisory body) which provides an in-depth analysis of the effects of the predatory gambling business on the nation, predatory gambling now costs Australian society about $4.5 billion dollars per year – the bulk of costs deriving from video slot machines. These costs exceed benefits when “excess” losses by problem gamblers is included. Cost per year per adult translates to $210. $1 U.S. dollar = $1.08 in Australian dollars as of Oct 23, 2009. You can find a longer summary of the report’s findings in the Profits from Gambling Addicts section.