• Title/Summary/Keyword: Viewpoint Vector Estimation

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Stabilization of the Time-variant Cointegrating Relations (시간가변적 공적분관계의 안정화)

  • Kim, Tae-Ho;Park, Ji-Won
    • The Korean Journal of Applied Statistics
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    • v.21 no.5
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    • pp.727-738
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    • 2008
  • If a cointegrating relation is affected by important economic and political events occurred in the sample period, the assumption of the time-invariant cointegrating vector is violated, which leads to the misrep-resentation of the actual relations between the variables. From such a viewpoint, this study utilizes the recursive estimation process in testing for the stability of the long-run equilibrium of the domestic stock market system and then attempts to develop the framework for stabilizing time-variant cointegraing relations by introducing the dummy variables where the structural changes are found to exist.