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How Are Preferences Revealed?

John Beshears1, James J Choi2, David Laibson3

  • 1Harvard University.

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|April 25, 2014
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This summary is machine-generated.

Economic agents’ revealed preferences (observed actions) may not match their normative preferences (actual interests). Five factors can cause this disparity, but six methods help identify true preferences without equating the two.

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Area of Science:

  • Behavioral Economics
  • Consumer Theory

Background:

  • Revealed preferences infer tastes from observed actions.
  • Normative preferences represent an agent's true interests.
  • The assumption of their identity is often violated.

Purpose of the Study:

  • Identify factors causing divergence between revealed and normative preferences.
  • Present methods for inferring normative preferences from behavior.
  • Analyze economic decisions like savings and investments.

Main Methods:

  • Identify five factors: passive choice, complexity, limited experience, marketing, intertemporal choice.
  • Discuss six approaches: structural estimation, active decisions, asymptotic choice, aggregated revealed preferences, reported preferences, informed preferences.
  • Utilize consumer behavior to infer normative preferences without direct equivalence.

Main Results:

  • Passive choice, complexity, limited experience, third-party marketing, and intertemporal choice increase preference disparity.
  • Six distinct methods offer pathways to identify normative preferences.
  • Evidence from savings and investment outcomes illustrates these concepts.

Conclusions:

  • Revealed preferences do not always align with normative preferences.
  • Understanding preference divergence is crucial for economic analysis.
  • Multiple methods can uncover true economic interests from observed behavior.