[1] It involves an illegal agreement which includes some form of compensation, monetary or otherwise.
Contract killing has been associated with organized crime, government conspiracies, dictatorships, and vendettas.
The study also found that payments varied from $5,000 to $30,000 per killing, with an average of $15,000, and that the most commonly used weapons were firearms.
Contract killings accounted for 2% of murders in Australia during that time period.
[7] Contract killings generally make up a small percentage of murders.