The results are: it is very common that there are trends in Monte Carlo random walk we can get excessive return with moving average method.

结果发现随机行走价格样本函数中阶段性趋势普遍存在，移动平均线法对每一模拟样本函数均能获得高额回报。

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The index of Shenzhen market is more volatile than Shanghai, monthly excessive return rate is opposite between two markets Only a part of speculator could gain positive retum.

深圳市场股价指数本身的波动幅度要大于上海市场，而股价指数月度超额收益率的波动情况则相反； 只有一部分投机者的投机收益为正；

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The author analyzes the indexes of stock price and their monthly excessive return rate in Shanghai and Shenzhen Market. Relative high volatility exists in China's security market.

对上海和深圳市场股价指数及其月度超额收益率的分析表明，我国股票市场的波动性较大；

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Further, some pensions are demanding managers return excessive fees paid in the past.

FORBES: Time��s Running Out For America��s Pensions (May 1, 2003 )

Mr Morris argues that private-equity managers have charged excessive fees and overstated returns by using misleading measures of their internal rate of return.

ECONOMIST: Time to reassess how fund managers are rewarded

Broadly what it comes down to (in terms that may seem unenlightening when stated baldly, but I will elucidate) is that EDF feels it needs an internal rate of return on Hinkley of 10%, and the Treasury fears that means it would make excessive profits.

BBC: Why Treasury may reject nuclear option