Online advertising still growing fast, but for how long?

Cory Bergman March 8th, 2007

The IAB says internet advertising grew 32 percent in Q4 over the year before, to $4.8 billion. But the big question is how long this torrid growth rate will last. A report by eMarketer predicts it will slow this year to 18.9 percent, pick back up a little to 22.1 percent in 2008 before it cools off for several years therafter. “Lower annual growth rates are inevitable for any growing market,” reads the report. “Still, the widely expected fall in US economic growth will have the very real effect of constraining advertising budgets in 2007.” The eMarketer chart by year…