by Larry Dignan, ZDNet

“Overall, we now track about 3.9K different advertisers (vs. prior ~1.8K) running ~95K Product Listing Ads (vs. prior ~64K). Digital marketing companies Rimm Kaufman (RKG) and Kenshoo were the #1 and #2 advertisers (running campaigns for third-party retailers), followed by well-known retailers like Amazon, Wal-Mart, and Target. Notably, previously top PLA advertiser eBay was absent.”

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