Based on the theory of portfolio investment. a two-argument mathematic model is established in the paper By comparison with the riskminimum criterion the criterion of expected utility maximum is fitter for the reality.

 
  • 本文结合证券投资有关理论建立了二元组合证券投资的数学模型,并就风险最小和期望效用最大两种评价标准进行了比较,指出后者更加符合实际。
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