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Comscore and the Role of Privacy: Context and History of Online Measurement

The online advertising ecosystem has been buffeted by a series of announcements and proposals coming from some of the largest platforms in the world, such as Google, Apple, and Facebook. However, much...

Cookie Deletion Whitepaper

The study addresses the key sources of discrepancy between server-based and panel-based data and reveals that cookie deletion can lead to large overstatements in servers’ measurement of the size of on...