Do Men Lie More Than Women? - Johannes Abeler - What Economists Really Do

Do Men Lie More Than Women? - Johannes Abeler - What Economists Really Do

Humanities, Social Sciences & Thought Economics & Finance KCEconomicsKCKBehavioural economics
🎙 Johannes Abeler 👥 4K 📅 October 24, 2025 ⏱ 57 min 👁 557 📄 expert opinion 🧭 2026-08-15
Available in: English (current) Français

Keywords

lyingdishonestybehavioral economicsgenderexperiment

Summary

In this talk, Johannes Abeler, Professor of Economics at Oxford, addresses the question of whether men lie more than women. He introduces the economic perspective on lying, emphasizing that many economic decisions involve private information and potential dishonesty. He discusses the challenges of measuring lying, as it is inherently hidden, and critiques survey-based approaches due to the liar paradox. He then presents a classic experimental design: the die-roll task, where participants roll a die in private and report the outcome, with payment tied to the reported number. This design provides a clear incentive to lie while ensuring privacy and no detection. By aggregating data from many experiments worldwide (over 45,000 participants), he shows that on average, people lie only slightly, reporting an average of 4.2 instead of the truthful 3.5, indicating a modest degree of dishonesty. He notes that increasing stakes does not change behavior. The talk then focuses on gender differences, revealing that men lie more than women, but the difference is small. He also discusses the role of identity and social norms in shaping honesty. The talk concludes with a Q&A session.

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Critical Evaluation

Value of the Information & Strength of the Argument

The talk provides valuable insights into the economic study of dishonesty, presenting a robust experimental method that avoids the pitfalls of self-reporting. The argumentation is clear and logical, building from the theoretical assumptions of economists to the empirical evidence. The speaker effectively explains the die-roll experiment and its advantages, and the aggregation of data from many studies strengthens the conclusions. The discussion of gender differences is nuanced, acknowledging that while men lie more on average, the difference is small and context-dependent. The talk also touches on the broader implications for understanding human behavior in economic contexts.

Scientific Rigor, Source Quality, Title Accuracy

The talk is scientifically rigorous, relying on a well-established experimental paradigm and a large dataset. The speaker cites the original experiment by Fischbacher and Föllmi-Heusi, and mentions the collection of data from many studies. However, specific references are not provided in the description, and the talk is a popular science presentation rather than a peer-reviewed source. The title accurately reflects the content, focusing on gender differences in lying, though the talk covers more than just that. The description mentions the talk is part of a series on social sciences and working lives, which is consistent with the content.

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Title / Content Match

The title accurately reflects the content, which focuses on gender differences in lying behavior, though the talk also covers broader aspects of dishonesty.

Quality & Reliability

8/10

The talk is based on a well-known experimental paradigm (die-roll task) and cites a large cross-cultural dataset (45,000 participants). The speaker is a professor of economics at Oxford, lending credibility. However, the presentation is a popular science talk, not a peer-reviewed article, and the specific study details are not fully referenced in the description.

Key Moments

Cited Sources

  • Fischbacher, U., & Föllmi-Heusi, F. (2013). Lies in disguise—an experimental study on cheating. — The original die-roll experiment referenced in the talk.
  • Abeler, J., Nosenzo, D., & Raymond, C. (2019). Preferences for truth-telling. Econometrica. — The meta-analysis of die-roll experiments mentioned by the speaker.

Concurring Sources

  • Abeler, J., Nosenzo, D., & Raymond, C. (2019). Preferences for truth-telling. Econometrica. — The meta-analysis of die-roll experiments mentioned by the speaker.

Contribution & Novelties

The talk provides an accessible overview of the economic approach to studying dishonesty, highlighting the die-roll experiment as a key methodological innovation. It synthesizes findings from a large cross-cultural dataset, showing that people lie only modestly and that gender differences are small. The talk also discusses the implications for understanding honesty in economic transactions.

Pour aller plus loin :

92 words

Radar Profile

The radar profile shows high scores in quantity and quality of information, with a moderate technical level. The reliability is high, reflecting the speaker's expertise and the robust experimental design. The overall profile suggests a well-balanced and informative talk.

Reliability 8/10

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