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Updated: May 11, 2026

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Measuring the Subjective Value of Risky and Ambiguous Options using Experimental Economics and Functional MRI Methods
Published on: September 19, 2012
When in doubt, seize the day? Security values, prosocial values, and proactivity under ambiguity
Adam M Grant1, Nancy P Rothbard
1The Wharton School.
The Journal of Applied Psychology
|May 1, 2013
Summary
Employee values shape proactive behaviors, especially in ambiguous work situations. High ambiguity amplifies the impact of security and prosocial values on employee proactivity.
Area of Science:
- Organizational Behavior
- Psychology
Background:
- Employee proactivity is crucial for organizational success.
- The interplay between employee values and situational ambiguity in influencing proactivity remains underexplored.
Purpose of the Study:
- To theoretically integrate and empirically test the moderating role of ambiguity on the relationship between employee values and proactive behaviors.
- To examine how situational ambiguity strengthens the influence of specific values (security, prosocial) on proactivity.
Main Methods:
- A field study involving 204 employees and their supervisors.
- A laboratory experiment with 232 participants measuring objective proactivity (error correction initiative).
Main Results:
- Ambiguity moderated the link between values and proactivity in both studies.
- Under high ambiguity, security values correlated with lower proactivity, while prosocial values correlated with higher proactivity.
- In low ambiguity conditions, values did not significantly predict proactivity.
Conclusions:
- Situational ambiguity acts as a 'weak situation,' enhancing the impact of employee values on proactive behaviors.
- Findings support a contingency perspective, highlighting the importance of considering situational context when examining values-proactivity links.
- Theoretical implications for understanding proactivity, values, and ambiguity in organizational settings.
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