Socialtext notes that "according to Radicati, the business social software market is expected to be $920 million this year and blossom to over $3.3 billion by 2011."
Here's a summary of their research.
http://www.socialcomputing.org/archives/46
Socialtext notes that "according to Radicati, the business social software market is expected to be $920 million this year and blossom to over $3.3 billion by 2011."
Here's a summary of their research.