Do People Willfully Ignore Decision Support? Evidence from an Online Experiment

Katharina Momsen
Katharina Momsen
[email protected]
https://orcid.org/0000-0001-9547-0125
Compass Lexecon, 10719 Berlin, Germany
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,
Sebastian Bachler
Sebastian Bachler
[email protected]
Department of Banking and Finance, University of Innsbruck, 6020 Innsbruck, Austria
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,
Stefan Haeussler
Stefan Haeussler
[email protected]
https://orcid.org/0000-0003-2589-1367
Department of Information Systems, Production and Logistics Management, University of Innsbruck, 6020 Innsbruck, Austria
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Matthias Stefan
Corresponding Author
Matthias Stefan
[email protected]
https://orcid.org/0000-0002-8909-7325
Department of Banking and Finance, University of Innsbruck, 6020 Innsbruck, Austria
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Katharina Momsen

Katharina Momsen

[email protected]

https://orcid.org/0000-0001-9547-0125

Compass Lexecon, 10719 Berlin, Germany

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,

Sebastian Bachler

Sebastian Bachler

[email protected]

Department of Banking and Finance, University of Innsbruck, 6020 Innsbruck, Austria

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,

Stefan Haeussler

Stefan Haeussler

[email protected]

https://orcid.org/0000-0003-2589-1367

Department of Information Systems, Production and Logistics Management, University of Innsbruck, 6020 Innsbruck, Austria

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,

Matthias Stefan

Corresponding Author

Matthias Stefan

[email protected]

https://orcid.org/0000-0002-8909-7325

Department of Banking and Finance, University of Innsbruck, 6020 Innsbruck, Austria

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Published Online:9 Oct 2025https://doi.org/10.1287/deca.2025.0349

Supplemental Material

deca.2025.0349.sm1.pdf

cover image Decision Analysis

Volume 23, Issue 1

March 2026

Pages 1-76, ii

Article Information

Supplemental Material

Metrics

Information

Received:February 14, 2025
Accepted:September 13, 2025
Published Online:October 09, 2025

Copyright © 2025, INFORMS

Cite as

Katharina Momsen, Sebastian Bachler, Stefan Haeussler, Matthias Stefan (2025) Do People Willfully Ignore Decision Support? Evidence from an Online Experiment. Decision Analysis 23(1):28-45.

https://doi.org/10.1287/deca.2025.0349

Keywords

Acknowledgments

The authors thank two anonymous referees, Jürgen Huber, Felix Holzmeister, and participants at the 2025 ESA European Meeting, Innsbruck Decision Sciences Workshop 2024, Maastricht Behavioral Economic Policy Symposium 2024, Jahrestagung des Vereins für Socialpolitik 2024, EURO conference 2024, Euregio Economics Meeting 2023, 2023 ESA World Meeting, and SFB F63 Credence Goods, Incentives and Behavior Workshop 2022 for very valuable comments. All authors contributed equally. This study was ethically approved by the institutional review board (IRB) of the University of Innsbruck.