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2013 Fiscal Year Final Research Report

Do we see adverse selection in whole life and term life insurance : from economical and actuarial point ?

Research Project

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Project/Area Number 23530553
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Commerce
Research InstitutionRitsumeikan University

Principal Investigator

YAMAMOTO Shinichi  立命館大学, 経済学部, 教授 (90388108)

Project Period (FY) 2011 – 2013
KeywordsAdverse selection / Selective effects / Whole life insurance / Term life insurance / Automatic renewal
Research Abstract

This study provides empirical evidence consistent with the existence of adverse selection in the life insurance market. An analysis of micro data from more than 1.6 million automatic renewal term life insurance contracts, issued by a Japanese life insurance company, reveals that owing to medical and other selections, neither adverse selection nor moral hazard problems could not be recognized with an automatic renewal term life insurance (before renewal). However, after the renewal, adverse selection and moral hazard did occur in the subsequent 10 years. Considering intensifying price competition, a review of automatic renewal of term life insurance may be required for equal distribution of the financial burden amongst policyholders and for the financial soundness of life insurance companies.

  • Research Products

    (4 results)

All 2013 2012 2011

All Journal Article (1 results) Presentation (3 results)

  • [Journal Article] An Experimental Study on Adverse Selection and Moral Hazard2012

    • Author(s)
      S. Yamamoto,T. Yoneyama, Kwon, J.W.
    • Journal Title

      Hitotsubashi Journal of Commerce and Management

      Volume: Vol.46, No.1 Pages: 51-64

  • [Presentation] Comparing mortality and suicide rates–Using elapsed time before and after automatic renewals and insurance coverage-2013

    • Author(s)
      S. Yamamoto,T. Yoneyama, Kwon, J.W.
    • Organizer
      APRIA
    • Place of Presentation
      New York
    • Year and Date
      2013-07-30
  • [Presentation] Who Possesses More Knowledge about Insureds'Health : the Insurer or Insureds? A Study of Adverse Selection and Moral Hazard Using Cases of Japanese Life Insurance Companies2012

    • Author(s)
      S. Yamamoto,T. Yoneyama, Kwon, J.W.
    • Organizer
      APRIA
    • Place of Presentation
      Seoul
    • Year and Date
      2012-07-23
  • [Presentation] An Experimental Study on Adverse Selection and Moral Hazard2011

    • Author(s)
      S. Yamamoto,T. Yoneyama, Kwon, J.W.
    • Organizer
      APRIA
    • Place of Presentation
      Tokyo
    • Year and Date
      2011-08-03

URL: 

Published: 2015-07-16  

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