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An Introduction to Trading In the Financial Markets: Technology: Systems, Data, and Networks by R. Tee Williams

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2

Characteristics

We have looked at the types of data, so now we can look at the characteristics of that data. By “characteristics,” we mean the different attributes that affect how the information is delivered and used. We present two major and several second-level characteristics of data in Figure 2.2.

image

Figure 2.2 Data characteristics are attributes of data that tend to distinguish among data that is used for different purposes.

Freshness

The freshness of information is a measure of how current the information has to be and how quickly information changes need to reach users. We know of no information set anywhere in the global economy where ...

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