Discusses the need for comprehensive and accurate sources of information for librarians looking for information about online databases or CD-ROMs and compares, examines, and makes recommendations regarding three print and electronic directories--the "Gale Directory of Databases," Bowker's "World Databases," and Waterlow New…

Pricing strategies for subscriptions and licenses for CD-ROMs are different for single users and networks. The basic components of pricing strategies are charges for subscription, connect line, display/print, telecommunication, session rate, special commands, and special services. Highlights selected supplier pricing strategies for single users…

Describes and compares three versions of the ERIC database that are available on optical data disks: (1) DIALOG OnDisc ERIC; (2) OCLC Search CD450; and (3) SilverPlatter ERIC. The database contents, software and search commands, hardware requirements, notable features, and costs of each version are discussed. (CLB)

Describes the WHDB (World Trade Database), an Austrian information service that provides worldwide commodity trade statistics. Results of a survey of available data sources that examined contents, user-friendliness, costs, retrieval language, service, and performance are presented; and online and CD-ROM databases are compared. (nine references)…

Compares the available databases, retrieval techniques and costs of traditional online searching of remote databases and local online access, i.e., databases available at the point of use via CD-ROMs or site licenses. The options and risks of local online access, and the possible impact on the database industry, are discussed. (CLB)

Examines two databases--MEDLINE and ABI/INFORM--as currently implemented on laserdisk, commercial systems, and local time-sharing in the University of Pennsylvania libraries. The direct costs to the library of installing and operating the three formats are analyzed, and costs and benefits to users are discussed, including comparisons of the…

The advantages and disadvantages of the compact disk version of the DISCLOSURE database are compared to the print version and other online formats. Currentness of information, searching methods, users' perceptions taken from a student survey, price, availability, response time, and browsabiity are considered. Sample menus and screen displays are…

Profiles 25 database distribution and production companies, all of which responded to a 1997 survey with information on 54 separate online, Web-based, or CD-ROM systems. Highlights increased competition, distribution formats, Web versions versus local area networks, full-text delivery, and pricing policies. Tables present a sampling of customers…

Offers a model for choosing among CD-ROM, end user access, mediated online searching, or locally mounted files as alternatives for extending online catalogs and replacing printed indexes. Estimates of demand and comparisons of costs made at Trinity and Clemson Universities provide a quantitative framework for selection. (Contains four references.)…

This purpose of this study was to determine which periodical index--InfoTrac or EBSCO Magazine Article Summaries--is the most appropriate for use by middle school students preparing required research projects. The study population consisted of randomly selected sixth, seventh, and eighth grade students (N=50) in a Cobb County (Georgia) middle…