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Evolution of Political Brain in Collective Decision Making Process

Research Project

Project/Area Number 17530117
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Politics
Research InstitutionWaseda University

Principal Investigator

MORIKAWA Tomonori  Waseda University, Faculty of International Liberal Studies, Professor (60329159)

Project Period (FY) 2005 – 2006
Project Status Completed (Fiscal Year 2006)
Budget Amount *help
¥1,000,000 (Direct Cost: ¥1,000,000)
Fiscal Year 2006: ¥500,000 (Direct Cost: ¥500,000)
Fiscal Year 2005: ¥500,000 (Direct Cost: ¥500,000)
KeywordsMachiavellian Intelligence / Social Dilemma / Ultimate Mechanism / マキャベリ的知能 / 社会脳 / 囚人のジレンマ
Research Abstract

In studying social behavior, many scholars assume that people behave rationally, assuming that they choose among alternative actions by comparing the value of the likely outcomes, then selecting the one with the highest expected value. We call this approach rationality in action. Although it is a commonly used, and valuable, starting point for deductive modeling, most scholars do not believe that it comes close to actually modeling the real cognitive processes at work in human decision-making. Some argue that the truth value of the assumptions is not important, that their purpose is to produce testable predictions of social and economic outcomes. But that is not good enough for those of us who believe the social sciences should be integrated, rather than remaining apparently unrelated disciplines, and who want to develop empirically testable predictions that are based on empirically defendable assumptions about behavior. The problem is to find a model of human agency that is both defendable in light of actual human decision processes and simple enough to be a useful tool for building deductive models.
Through our research we have had a better model of human behavior generally, and, more specifically, understood why people cooperate and how they decide to do so.

Report

(3 results)
  • 2006 Annual Research Report   Final Research Report Summary
  • 2005 Annual Research Report
  • Research Products

    (5 results)

All 2007 2005

All Journal Article (5 results)

  • [Journal Article] Chapte 3 Evolutionary Psychology and a More Satisfactory Model of Human Ageney2007

    • Author(s)
      James Hanley, Jason Hartwig, John Orbell, Tomonori Morikawa
    • Journal Title

      Cooperation: The Political Psychology of Effective Human Interaction Edited by Brandon A. Sullivan, Mark Snyder, and John L. Sulivan. Blackwell Publishing

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2006 Final Research Report Summary
  • [Journal Article] Evolutionary Psychology and a More Satisfactory Model of Human Agency2007

    • Author(s)
      森川友義(共著)
    • Journal Title

      in "Cooperation and Its Consequences for Public Life" by University of Minnesota Press

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 有権者の政治知識に関する実証分析-その分布と形成に関する一考察-2005

    • Author(s)
      森川 友義, 他
    • Journal Title

      選挙学会紀要 5

      Pages: 61-77

    • NAID

      40007335603

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      2006 Final Research Report Summary
  • [Journal Article] Distribution and Formation of Voter's Political Knowledge in Japan: An Empirical Analysis.2005

    • Author(s)
      Tomonori Morikawa , Masahisa Endo
    • Journal Title

      The Japan Election Studies Association No.5

      Pages: 61-77

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      2006 Final Research Report Summary
  • [Journal Article] 有権者の政治知識に関する分析-その分布と形成に関する一考察-2005

    • Author(s)
      森川友義(共著)
    • Journal Title

      選挙学会紀要 5

      Pages: 61-77

    • Related Report
      2005 Annual Research Report

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Published: 2005-04-01   Modified: 2016-04-21  

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