Online Ad Spend Continues Double-Digit Growth

http://www.emarketer.com/Article.aspx?R=1008087
eMarketer, which forms its forecast by performing a meta-analysis of research estimates and methodologies from dozens of firms that track ad spending, projects a 10.5% increase in US online ad spending next year, followed by double-digit growth every year through 2014 when spending will reach $40.5 billion.