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Updated: Jul 11, 2025

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies
Published on: August 25, 2023
A formal analysis of inconsistent decisions in intertemporal choice through subjective time perception
Salvador Cruz Rambaud1, Javier Sánchez García1
1Departamento de Economía y Empresa, Universidad de Almería, La Cañada de San Urbano, s/n (04120), Almería, Spain.
This study analyzes subjective time perception in intertemporal choice, challenging exponential discounting. It characterizes decreasing impatience by focusing on time distortion due to psychological traits.
Area of Science:
- Behavioral Economics
- Decision Science
- Psychology
Background:
- Intertemporal choice involves decisions on future outcomes.
- Exponential discounting is a standard methodology for measuring preferences for delayed outcomes.
- The standard model assumes consistent choices, which is often violated when time is subjective.
Purpose of the Study:
- To formally analyze the consistency of intertemporal choices.
- To investigate choices governed by a discount function derived from exponential discounting.
- To characterize decreasing impatience based on subjective time distortion.
Main Methods:
- Formal analysis of intertemporal choice consistency.
- Utilizing a discount function derived from exponential discounting.
- Focusing on time distortion influenced by psychological traits.
Main Results:
- Identified inconsistencies in intertemporal choices under subjective time perception.
- Characterized different types of decreasing impatience.
- Demonstrated the impact of psychological traits on time distortion in decision-making.
Conclusions:
- The exponential discounting model is insufficient for scenarios with subjective time perception.
- Understanding subjective time distortion is crucial for explaining decision-maker behavior.
- Findings have implications for finance, psychology, marketing, and sociology.
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