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J·BJon BishopIndependent growth marketer

Buyer behavior · Difference-in-differences analysis of a retailer's app launch, modeling purchase frequency, quantity, monetary value and returns; app-use time, location and features provide descriptive mechanism evidence.

Mobile App Introduction and Online and Offline Purchases and Product Returns

Marketing Science · 2019

Unnati Narang, Venkatesh Shankar

Summary

After launch, adopters bought 33% more frequently, 34% more items and spent 37% more, but returned 35% more frequently, 35% more items and 41% more in value; net monetary value was 36% higher.

For your marketing

Possible founder application

Use this study as a bounded example related to mobile app introduction and online and offline purchases and product returns; evaluate whether its customers, intervention and outcome match your own context.

Reported result

What the study found

After launch, adopters bought 33% more frequently, 34% more items and spent 37% more, but returned 35% more frequently, 35% more items and 41% more in value; net monetary value was 36% higher.

Research question

What the authors investigated

What does mobile app introduction and online and offline purchases and product returns show about customer behavior or marketing outcomes?

Design

Difference-in-differences analysis of a retailer's app launch, modeling purchase frequency, quantity, monetary value and returns; app-use time, location and features provide descriptive mechanism evidence.

Sample and setting

Large retailer customer/purchase data spanning online and offline channels; adopters compared with nonadopters around the app introduction.

Scope and transfer

Limitations to keep in view

The authors' abstract does not state a formal limitations section; conservative inference: observational adoption and one retailer limit causal generalization beyond the launch setting despite the difference-in-differences design. 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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