From Gamasutra:

The editors of Game Developer magazine and Gamasutra invite readers to participate in the annual Game Developer Salary Survey, the only statistical study of game industry salaries and benefits across the years. The information provided will help inform the entire game development community.
Now, for the first time, the survey also includes indie and contract [...]

From MCV (via Joystiq):
Once again, MCV has surveyed its fellow video game professionals about their annual salaries in order to come up with an average wage for each facet of the industry in 2010. The median average for all European and U.S. respondents is £31,509 (call it $51,331 and change), while the mean is [...]

From gamasutra.com:

The story continues, with more details.

Electronic Arts did, in fact, verify that it received a correspondence from competitors in Montreal similar to the one obtained by Gamasutra. But the company declined to provide any further details, neither to show us the correspondence nor to confirm the company or individual that sent it.
When approached [...]

From maxconsole.net:

Just a rumor so far, so take this with a grain of salt.
A former mid-level manager (of whom we do not previously know) has got in touch with us to potentially expose what is a very disturbing alleged occurrence in the games industry. On the condition of anonymity, he has revealed attempts of Montreal [...]