The "Electronic Journal Databases: An analytical study of Cost and Usage" discusses the issues associated to the university libraries subscriptions taking the case of IGM Library, University of Hyderabad (India) for the period 2001-2006.It examines the availability of core titles in the databases, the usefulness of other journals packaged in them (quantitative benefit), the cost benefit and the impact of usage on these benefits (proportionate quantitative and cost benefits) and also to assess the monitory benefit accrued to library.A statistical model was developed based on the ranks of...