quadratic utility function 中文意思是什麼
quadratic utility function
解釋
二次效用函數-
Finally, with tobin ' s " separation theorem ", we introduce the transaction cost into the efficient frontier and t he effective efficient frontier is obtained. and a quadratic utility function is applied to demonstrate that maintaining a suitable level of transaction cost in the current chinese stock market is important to the equilibrium of the chinese stock market and the risk control of the individual asset
本文的第四部分,引用托賓的「分離定理」 ,通過加入交易成本,區分了名義有效邊界和實際有效邊界,指出了交易成本調整對我國股票市場均衡影響的作用機制,並引入了效用函數,實證研究了交易成本適度對我國股票市場均衡和個人資產風險水平控制的重要意義。
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