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Davis, Philip M. – portal: Libraries and the Academy, 2004
Results from two multiple regression models involving HighWire journal subscriptions in 2003 for 16 participating universities in the United States, United Kingdom, and Sweden indicate a highly predictive relationship between the number of article downloads and the number of users--meaning that the size of a user population can be estimated by…
Descriptors: Academic Libraries, Electronic Journals, Foreign Countries, Correlation

Davis, Philip M.; Solla, Leah R. – Journal of the American Society for Information Science and Technology, 2003
Reports an analysis of American Chemical Society electronic journal downloads at Cornell University (Ithaca, New York) by individual IP (Internet Protocol) addresses. Highlights include usage statistics to evaluate library journal subscriptions; understanding scientists' reading behavior; individual use of articles and of journals; and the…
Descriptors: Academic Libraries, Chemistry, Downloading, Electronic Journals

Davis, Philip M. – portal: Libraries and the Academy, 2002
Identifies core journals in the life sciences for Cornell University researchers by analyzing the frequency of Cornell-authored citations in Biosis Previews between 1996 and 2001. Discusses distribution, Bradford's Law of Scatter, the 80/20 Rule, and prices, and recommends this methodology to provide guidance on which titles to purchase for…
Descriptors: Academic Libraries, Biological Sciences, Citation Analysis, Electronic Journals

Davis, Philip M. – College & Research Libraries, 2002
Analyzed annual electronic journal usage data for the NorthEast Research Library (NERL) consortium. Discusses the high degree of skew in journal use; describes results of a cluster analysis that revealed three distinct groups of institutions based on journal use; and recommends that institutions consider their consortial membership and organize…
Descriptors: Academic Libraries, Cluster Analysis, Consortia, Electronic Journals