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J·BJon BishopIndependent growth marketer

Advertising · Large randomized controlled display-advertising field experiment: eligible customers were randomly assigned to receive retail ads or a control condition, with purchases measured using the retailer's transaction data, including offline sales.

Online Ads and Offline Sales: Measuring the Effect of Retail Advertising via a Controlled Experiment on Yahoo!

Quantitative Marketing and Economics · 2014

Randall A. Lewis, David H. Reiley

Summary

The experiment finds a positive causal effect of online advertising on retail sales, including offline purchases, and reports that the campaign was profitable. It demonstrates that display advertising can generate measurable sales beyond the online channel.

For your marketing

Possible founder application

Use this study as a bounded example related to online ads and offline sales: measuring the effect of retail advertising via a controlled experiment on yahoo!; evaluate whether its customers, intervention and outcome match your own context.

Reported result

What the study found

The experiment finds a positive causal effect of online advertising on retail sales, including offline purchases, and reports that the campaign was profitable. It demonstrates that display advertising can generate measurable sales beyond the online channel.

Research question

What the authors investigated

What does online ads and offline sales: measuring the effect of retail advertising via a controlled experiment on yahoo! show about customer behavior or marketing outcomes?

Design

Large randomized controlled display-advertising field experiment: eligible customers were randomly assigned to receive retail ads or a control condition, with purchases measured using the retailer's transaction data, including offline sales.

Sample and setting

Approximately 1.6 million existing customers of a major retailer reached through Yahoo! advertising; the outcome was subsequent retailer purchasing rather than only online clicks or pixel conversions.

Scope and transfer

Limitations to keep in view

The evidence is from one major retailer, one campaign/advertising environment, and primarily existing customers, limiting external validity to other advertisers, prospecting campaigns, products, and platforms. Because the treatment is an advertising bundle delivered through Yahoo!, the experiment does not separately identify creative, placement, frequency, or targeting mechanisms. Full-text methods and correction history were not independently checked.

Research sources

Study metadata and reported results were cross-checked against a direct publisher-page retrieval; detailed full-text methods were not reviewed.

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