Digital Marketing in 2023: What Should We Expect?

Tracking, Retail Media, and a Pivotal Paper from 2019.

Clark Boyd
10 min readDec 5, 2022

1: In 2019, a group of economists published an article that got people talking — briefly.

In reality, it should have had us all talking for a lot longer.

The authors had all worked on digital advertising systems for the likes of Google, Yahoo!, and eBay.

The crux of their argument was that:

“The benchmarks that advertising companies use — intended to measure the number of clicks, sales and downloads that occur after an ad is viewed — are fundamentally misleading.

None of these benchmarks distinguish between

the selection effect (clicks, purchases and downloads that are happening anyway)

and

the advertising effect (clicks, purchases and downloads that would not have happened without ads).”

Very few in the industry ever wanted to get to the heart of this matter, for fear of what they might find.

As an ex-eBay economist reflected on one meeting with ad executives:

“I looked around the room, and all I saw were people nodding their heads.”

Let’s think of the implications of this wilful confusion.

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Clark Boyd

Tech/business writer, CEO (Novela), lecturer (Columbia), and data analyst. >500k views on Medium. I used to be with it, but then they changed what ‘it’ was.