一些观察人士质疑，如果信息技术具有经济价值，为什么它没有为个别公司提供直接竞争优势。
Some observers questioned why, if IT had conferred economic value, it did not produce direct competitive advantages for individual firms.
在任何一种情况下，你都需要留下来电者的一些信息，比如他们的名字或公司。
In either situation, you will also need to get some information about the caller, such as their name or company.
当然，信用卡公司保存的一些信息可以对消费者有所帮助。
Some of the information kept by credit card companies can help consumers, however.
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