但期望效用理论却将这个现实的“运或不运”结果是“亏或赚”的决策问题,胡搅蛮缠为“财富的效用”(the utility of wealth)问题,即根据概率去计算“期望效用”。
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对于富人而言,巨大的财富的效用显然很高,他的全部生活的目的就是为了占有和获取巨大的财富,然后比他人获得更多的享受。
The rich man's utility is very high because all he wants is to possess and obtain huge wealth then enjoy.
为了计算我们财富的期望效用,你可能也得关注期望回报、或几何期望回报、或标准差。
To calculate the expected utility of your wealth, you might also have to look at the expected return, or the geometric expected return, or the standard deviation.
显然,在富人和流浪汉之间,对财富这种东西的效用的判断,是完全不同的。
Obviously, their judgement on wealth's utility is totally different.
What finance theory is based on-- and much of economics is based on-- the idea that people want to maximize the expected utility of their wealth.
金融学理论建立在,并且很多经济学的都是建立在,人们希望能使自己对,财富的期望效用最大化这一基础上
To calculate the expected utility of your wealth, you might also have to look at the expected return, or the geometric expected return, or the standard deviation.
要计算你财富的期望效用,你也许还要研究预期收益曲线,或几何预期收益率,或是标准差
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