Today information products are available on various electronic media. Choices include traditional online hosts, databases on CD‐ROM or locally mounted, and the Internet with its numerous information resources. The paper describes the pricing structure of the different electronic options together with the technical and personnel requirements to run an information service. Also the characteristics of such information systems concerning user, training and availability of the service are dealt with. The discussion of pros and cons enable an information manager to make cost‐effective decisions.
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