The IAB estimates U.S. Internet ad revenues rose 23% Y/Y in 1H 2011, a major ramp in growth from...

|By:, SA News Editor

The IAB estimates U.S. Internet ad revenues rose 23% Y/Y in 1H 2011, a major ramp in growth from the 11% reported for 1H 2010. GOOG and VCLK investors could be pleased to know search and display ad sales both rose 27%, and video sales 42%. But a 2% decline in classified sales might not sit well with NYT and WPO investors. (previously)