To hedge against future price drops, travelers have a growing number of options now offered by travel Web sites seeking to grab market share from competitors.

为了防止未来价格下降而造成旅行者损失，目前，那些希望从竞争对手处争夺市场份额的旅游网站纷纷为旅行者提供越来越多的预订选择。

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Here is the problem: if RIMM market share drops below 2% in the US market, it may be impossible to sell at any price.

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Most western markets remained stable or even saw market share drops, such as in the U.S. (down 9.2 percent), Germany (-1.7 percent), and Italy (-1 percent).

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Using our charts, if Cisco were to leave this business altogether by 2016, and market share drops from around 9% to 0%, this reduces our price estimate by 5%.

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