
Marketecture: Get Smart. Fast. Episode 163: Advertising is Growing Faster than the Economy — We Ask Why with Brian Wieser
13 snips
Mar 6, 2026 Brian Wieser, advertising analyst and founder of Madison & Wall, breaks down why digital ads are outpacing the economy. He discusses retail media’s rapid rise, DSP competition and The Trade Desk’s position, streaming and CTV economics, and how Amazon and OpenAI are shaping new ad surfaces. Short takes on AI’s effect on agencies and ad tech investment decisions.
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Walmart Retail Media Is Scaling Fast
- Walmart Connect is a major retail media winner, posting ~41% growth and leveraging Vizio to accelerate ad monetization.
- Brian argues Walmart can monetize video inventory better than many traditional publishers.
Most Retail Media Spend Is Arm's-Length Advertising
- Disclosures show 20–35% of retail media bookings are trade-related, meaning roughly 75–80% are arm's-length media transactions.
- Brian uses Amazon and Walmart accounting changes to estimate how much is true advertising spend.
Do Invest Rather Than Rely On Buybacks
- Invest in capabilities you can't replace with off‑the‑shelf AI or buybacks; failure to invest kills long-term growth.
- Brian warns media and software companies that cut investment risk losing share to those who keep investing.
