Google accounts for two of three searches in the U.S. and world.
But a new Microsoft/Yahoo venture could mean a stronger No. 2
By Abbey Klaassen
Search marketing spending by tactic
Also: Spending forecasts and worldwide market share by engine
Top 50 search terms (excluding porn)
And top 10 terms containing 'twitter'
Why search may not click for retailers
Search engines generate less than 10% of online store traffic. Consumers go directly to retailers' sites for six out of 10 visits
How online retailers generate traffic
Share of site visits resulting from different channels
Top 25 search marketing agencies
Ranked by 2008 U.S. search marketing revenue.
Search Marketing reports from 2006 to present
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