What are sources of data for building a data-driven DSS?
by Dan Power Editor, DSSResources.com Managers and IT staff who are thinking about opportunities for building innovative, data-driven decision support systems should be exploring this question. Too often it is answered hurriedly and without reflection and the answer given is to use data from transactional systems, accounting systems or operational data stores. Nevertheless, many other sources both internal and external to an organization are possible decision support data sources. In many cases, the internal source data is not being recorded or captured and the external sources may be expensive or require new data collection methods. Despite these difficulties, data-driven decision support systems should not be built using convenient, easy to use, readily available data, unless the data is useful for meeting a decision support need. Building a data-driven DSS with easily accessible data usually seriously limits the usefulness of the system. That approach reminds me of the story of a ma
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