Comparative data are given for periodical price changes for 1976-78. Tables include price changes in library rates for scientific literature; percent of total subscriptions processed and total expenditure for various periodical price ranges; comparisons of prices for domestic and foreign titles; and journal price ranges for selected subject…

The retrospective price comparison method on a subject or departmental basis is an aggressive budgeting tool as well as a defensive mechanism for fairly distributing library financial resources. (Author)

Comparative data are given on prices of periodicals within subject authority groups. Price comparisons for foreign and domestic periodicals and average prices paid by different types of libraries are also given. (PF)

Nine tables compare prices, indexing coverage, and library popularity of periodical titles for 1977 to 1979. Titles are chosen from indexing services' authority groups and are listed by subject. Based on number of library subscriptions from indexing services, a "weighted price" serves as a budget guideline. (SW)

A method of predicting periodical price rises is outlined. (PF)