豪クッキー削除の影響でサーバログ解析は2.7倍のユニーク訪問者の水増しに | Insight for WebAnalytics

2011/2/3のcomScoreのリリースから。http://www.comscore.com/index.php/Press_Events/Press_Releases/2011/2/comScore_Publishes_White_Paper_on_the_Impact_of_Cookie_Deletion_on_Website_Audience_Measurement_in_Australia
http://www.comscore.com/layout/set/popup/request/Presentations/2011/Impact_of_Cookie_Deletion_in_Australia_PDF_Request?req=slides&pre=The+Impact+of+Cookie+Deletion+on+Site-Server+and+Ad-Server+