不受货架的限制，卖家可以列出一份较大的货物分类并且可以快速调整价格以适应需求的变化。
Unconstrained by shelf space, sellers can list a large catalog of items and can quickly adjust prices to reflect changes in demand.
正如期望的那样，价格信息的可获得性增加了交易员之间竞争水平，提高了收购价格并且降低了与附近大集市之间的价格变化。
As expected, the availability of price information increased the level of competition between the traders, raising prices and reducing the variation in prices between nearby mandis.
但思科的此次转变将面临很多挑战：网络设备市场正在快速变化，产品价格不断下降（进而导致利润减少），并且，越来越多的新公司正在进入这一市场，并与思科展开竞争。
The challenge there is that the networking-gear business is rapidly changing, with prices (and hence, margins) falling and new competitors entering the market.
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