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Uncertainty about future payoffs makes impatience rational.

James Holland Jones1

  • 1Department of Earth System Science,Stanford University,Stanford,CA 94305-4216.jhj1@stanford.eduhttps://profiles.stanford.edu/james-jones.

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Summary

Uncertainty drives present bias in rational agents and shapes human adaptations to environmental instability. These adaptations contribute to the behavioral constellation of deprivation (BCD).

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Area of Science:

  • Behavioral Economics
  • Evolutionary Psychology
  • Human Adaptation

Background:

  • Environmental uncertainty, characterized by variable payoffs and unknown probabilities, influences decision-making.
  • Human behavior exhibits adaptations to uncertainty, potentially stemming from evolutionary pressures like Pleistocene climate instability.

Purpose of the Study:

  • To explore the link between uncertainty and present bias in rational agents.
  • To connect human adaptations to environmental uncertainty with the behavioral constellation of deprivation (BCD).

Main Methods:

  • Theoretical analysis of decision-making under uncertainty.
  • Conceptual framework linking evolutionary adaptations to behavioral patterns.

Main Results:

  • Uncertainty can induce present bias even in agents with time-consistent preferences.
  • Human adaptations to Pleistocene climate instability are proposed as a source for key features of the behavioral constellation of deprivation.

Conclusions:

  • Uncertainty is a critical factor influencing economic behavior and decision-making.
  • Evolutionary psychology provides a framework for understanding complex human behaviors like the behavioral constellation of deprivation.