But, in recent years, Average Value Return Theory gave a challenge to the Random Walk Theory.
但是，近年来均值回归理论对随机漫步理论提出了挑战。
All of that book value consisted of textile assets that could not earn, on average, anything close to an appropriate rate of return.
那时的帐面价值由纺织资产构成。那些资产平均而言无法获得接近合理的回报率。
Assuming just a 1% real salary increase per year and a 2% average real return over 40 years, a 2% language bonus turns into an extra $67,000 (at 2014 value) in your retirement account.
（疑似来自爱因斯坦的言论，尽管如此仍值得记住）。假定真实工资每年增长1%，40年内平均2%的回报，一个2%的语言津贴就会变成退休金中67000美元的额外收入。
This chapter provides a brief analysis of the results of empirical research and proposes that the Price-earnings ratio will return to its average value in the generalized dimension.
本章简要分析了实证研究的结果，并提出市盈率均值回归的广义层面，最后，总结了均值回归理论的不足之处。
Assuming just a 1% real salary increase per year and a 2% average real return over 40 years, a 2% language bonus turns into an extra $67,000 (at 2014 value) in your retirement account.
假设每年都会有1%的涨薪，2%的实际回报率，连续40年。在你退休之后，2%的语言奖金就会变成6.7万美元充进你的退休账户（按2014的比率来计算）。
Mean reversion is a tendency for a stochastic process to remain near, or tend to return over time to a long-run average value.
均值回归是指随着时间的向前推进，一个随机过程向其均值靠近的趋势。
Mean reversion is a tendency for a stochastic process to remain near, or tend to return over time to a long-run average value.
均值回归是指随着时间的向前推进，一个随机过程向其均值靠近的趋势。
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