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Monetary payoffs modulate reciprocity expectations in outcome evaluations: An event-related potential study
Jin Li1,2, Nian Xu1, Yiping Zhong1,2
1Department of Psychology, Hunan Normal University, Changsha, China.
The European Journal of Neuroscience
|December 30, 2020
Summary
Monetary payoffs amplify negative reciprocity expectations, influencing how individuals anticipate future interactions. This effect is observed early in decision-making, impacting automatic outcome processing.
Area of Science:
- Neuroscience
- Behavioral Economics
- Social Psychology
Background:
- Reciprocity preferences dictate cooperative or aggressive responses based on prior actions.
- Reciprocity preferences correlate with expectations of future behavior from others.
- The impact of monetary payoffs on reciprocity expectations remains largely unexplored.
Purpose of the Study:
- To investigate how monetary payoffs modulate reciprocity expectations.
- To examine the neural underpinnings of these modulations using event-related potentials (ERPs).
Main Methods:
- Participants engaged in a Chicken game with monetary and non-monetary payoff conditions.
- Electroencephalogram (EEG) was recorded to capture brain activity.
- Analysis focused on event-related potentials (ERPs), specifically feedback-related negativity (FRN) and P3.
Main Results:
- Monetary payoffs significantly enhanced the feedback-related negativity (FRN) effect after aggressive decisions.
- This enhancement suggests heightened negative reciprocity expectations in monetary trials.
- The P3 component showed no significant modulation by monetary payoffs.
Conclusions:
- Monetary payoffs intensify negative reciprocity expectations.
- This heightened expectation occurs at an early, automatic stage of outcome processing.
- Findings shed light on the economic and neural basis of social decision-making.
Keywords:
Chicken gameP3event-related potential (ERP)feedback-related negativity (FRN)reciprocity expectationMore Related Videos
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