Advertising technology company the Rubicon Project has released its tenth installment of its Online Advertising Market Report series. According to the study, digital ad spend grew 47 percent in the first half of the year as audience buying, an increase in spend from international marketers and automation drive the growth

At the beginning of Q2, CPMs across the Rubicon 20 Index (a measure of performance across a number of factors including CPM, revenue and traffic volume on twenty of the Web’s most heavily-trafficked properties) have risen by an average of 25 percent vs. Q1 2010. Overall, the Index has grown 47 percent, on a trend line basis, from the start of 2010 to the midpoint of the year.

Additional forecasts and trends identified and addressed can be accessed here. http://www.rubiconproject.com/market-intelligence.

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