Search firm Efficient Frontier has released its latest Search Engine Performance Report, and found that in Q4 07, its clients' spending jumped up by nearly 30% year-over-year. Google was the clear
winner in terms of snagging most of that additional spend, with 97%, while MSN gained 6%. In contrast, Efficient Frontier's advertisers chose not to spend their extra dollars with Yahoo--as the Web
giant's share of additional spend dropped by 3%.
In terms of bang for their buck, ROI improved by 13% across all the engines. Individually, ROI from Yahoo improved by almost 40% from
Q4 06, while MSN's lifted by 27%. Leann Prescott reports that ROI improvements from Google were not nearly as high, but that the giant made up for it with sheer volume and consistent performance.
Read the whole story at Efficient Frontier Insights »