CPA – The Holy Grail of Online Advertising?
readwrite
AUGUST 13, 2006
online advertising is best for them – CPA, CPC, or CPM? data) / 1000 x CPM = Pricing benchmark. Adsense/Adwords (and its derivatives), since it revolutionized web publishing by turning. However, the recent issues of click fraud , click attack , ad tracking. out to be the equivalent of a very low CPM.
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