Nor can a bunch of "super-smart" investors necessarily keep prices in line; they may face constraints on their ability to trade or simply run out of money before the anomalies can be corrected.

一群“超级聪敏”的投资人也不一定能够使股价象预期那样；在市场超常出现前，他们可能会受到某些限制，阻止他们交易，或是资金用尽。

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However, investors should also keep in mind that despite the rise in demand, prices for crude oil in the forth quarter have remained in line with the previous nine months, possibly a result of inventory stockpiles.

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No one knew where to mark the line on inflation, causing companies to keep prices high in case their underestimated their own inflation targets.

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One bright note: higher beer prices and some cost cutting helped the company keep its overall financial performance for the quarter in line with its forecasts.

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