Read full post @ online.wsj.com
The online industry’s data-collection efforts have expanded in the past few years. One reason is the popularity of online auctions, where advertisers buy data about users’ Web browsing…
In real-time bidding, as soon as a user visits a Web page, the visit is auctioned to the highest bidder, based on attributes such as the type of page visited or previous Web browsing by the user.
The bidding is done automatically using computer algorithms. Forrester Research estimates that real-time bidding will constitute 18% of the online display-ad market this year, up from 13% last year.







