Social Network Ad Spending: 2010 Outlook
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2009 will end with major shifts in social network advertising spending. Facebook, at 350 million users worldwide, is the premier destination for marketers in the US and many worldwide markets. It will surpass its former rival, MySpace, in ad revenues in 2010. In total, marketers will spend .2 billion to advertise on social networks worldwide in 2009, with .2 billion in spending in the US. In 2010, Facebook will account for nearly one-quarter of all social network ad spending worldwide, up from 20% in 2009.
http://www.emarketer.com/Report.aspx?code=emarketer_2000621
