Global RTB Ad Impression Growth Continued to Slow in Q4

Global real-time bidded (RTB) media inventory grew by 61% year-over-year in Q4 2012, per study results from Accordant Media. While a healthy rate of growth, that 61% increase represents a slowdown from Q3′s 88% year-over-year rise, Q2′s 128% surge, and Q1′s 120% jump. The Q4 slowdown can be largely attributed to a waning growth rate in North America (41% in Q4 versus 62% in Q3). (more…)