The traditional concern with relevance or nonrelevance of unexamined documents is misplaced, and traditional measures of effectiveness should be replaced by estimates of direct utility of examined documents. (Author)

Analyzes the half-life of book use through analysis of over 10,000 regional and statewide interlibrary loan requests. Correcting for the growth of the literature, this study indicated that the half-lives of monographs may increase from lower to higher levels of the hierarchy in a library network. (CWM)

Presents results from study of mathematical models (Cobb-Douglas model, mixture of Poissons, inverse effects of distance, weighted entropy) relating to usage of information systems, and notes papers developed during study which provide three types of analysis--literature reviews, analytical studies, and tests of models. Six references are…

This general exposition of information consolidation and primer on information consolidation processes defines information consolidation; discusses the concept's evolution; summarizes its objectives, audiences, value, and benefits; discusses information consolidation processes including selection, evaluation, analysis, synthesis, restructuring,…

Reports on a study of how 13 chief executives in the Canadian publishing and telecommunications industries scan their environments for information and use it in decision making. Critical incidents of information use were analyzed according to their environmental sectors, information sources, and their use in decision making. (Contains 27…

Analyzes and applies Bettman's information processing theory of consumer choice to information processing, evaluation, and utilization by academic libraries in Zambia to support research and development activities. Certain Zambian cultural and sociopsychological aspects and attitudes that could affect the evaluation and utilization of information…