A proverbial black box’: Open-exchange auctions have a transparency problem

Supply-side platforms are like the Bermuda Triangle of programmatic, where money mysteriously disappears. The Guardian sued ad tech firm Rubicon Project last month, alleging the exchange didn’t disclose fees it charged advertisers seeking to buy the publisher’s inventory. This case shed light on two big transparency issues on the supply side: It is unclear to a demand-side platform how much ...continue reading

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AppNexus and Facebook lead Prebid server-to-server header bidding drive to challenge ‘digital monopoly’

Leading adtech outfits AppNexus, Index Exchange and PubMatic are this week rolling out a server-side header bidding initiative, along with Facebook, in a move that is likely to further drive competition with Google when it comes to publishers’ inventory. The parties are working cooperatively to rollout PreBid server, a server-to-server header bidding solution for parties ...continue reading

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