30 billion times a day, Google runs an ad (13 million times, it works)

13 million times a day, a product is sold, a white paper is downloaded, some personal information is taken. In short, some exchange of value takes place -- at huge, mind-boggling scale.

Online ads equal offline sales, says shopper analytics firm RapidBlue

Retailers typically measure online ads with online results: cost per click, cost per action, cost per sale. But Helsinki-based shopping analytics firm RapidBlue recently tested the effects of online ads on offline sales. And, surprisingly, it found a strong correlation: …