Advertisers shift retail media spending beyond Amazon to include Walmart, Target and more

"Here’s how Amy Rumpler, svp of search and social media services at Basis Technologies, put it: It’s too early to predict how much each partner’s spend will grow this year, but over the last 12 months Walmart has been growing at a faster pace than Amazon. However, overall spend on Amazon is still much higher than on Walmart at this time, continued Rumpler."

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