2008
Survey: Younger, Lower Income Web Users Are Heavy Ad Clickers - ClickZ
"Among all ad formats, text are most likely to draw users' clicks, with 25 percent of all respondents saying they would be likely to click a link." アンケート調査で聞いても有意なのかどうか。
2006
Drunk Men Work Here - On Bots - Fresh Zero Content for Compulsive Clickers
Interesting analyse of search bots activities
2005
1
(6 marks)
