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The Global ETD Search service is a free service for researchers
to find electronic theses and dissertations. This service is
provided by the
Networked Digital Library of Theses and Dissertations.
Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
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高階動差對投資組合之影響黃奕栩, Huang, I Hsu Unknown Date (has links)
自Markowitz(1952)提出平均數-變異數準則以來，對於該準則適宜性的討論即不曾停止過。許多實證上資料顯示資產報酬率分配不為常態，而越來越多學者也對於高於二階以上之高階動差對投資決策之影響提出證實。本文利用臺灣八大類股指數報酬率分配資料，運用多目標規劃求解法進行實證，發現臺灣股票市場呈現顯著峰態性質，此外，本文樣本外試驗結果亦指出，平均數-變異數-偏態-峰態架構下之最適投資組合的報酬率高於傳統平均數-變異數架構下之最適投資組合以及大盤報酬。
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