Virtual worlds are expected to grow at a compound annual growth rate of 23% from 2009 through 2015. With virtual worlds generating revenue through microtransactions, subscriptions and advertising/sponsorships, the firm notes that microtransactions within virtual worlds are expected to grown from $1 billion in 2008 to $17.3 billion in 2015, when they will account for 86% of virtual worlds revenues.
Virtual worlds are expected to grow at a compound annual growth rate
