A review of the literature reveals that publishers have suggested that magazines would cost twice as much and newspapers five times as much if they were not supported by advertising revenues. However, recent research indicates that this is not true. Although statistics regarding magazine publication are easier to obtain than those regarding…

Notes that the proposed regulation of children's television advertising may eliminate competition, increase consumer costs, and result in poorer programing. (RL)

This current overview of optical disk technology describes the evolving marketplace for optical products, the use of libraries as test sites for prototype CD-ROM (compact disk read-only-memory) products, CD-ROM developments, new optical technologies, and advances in magnetics. A list of some compact disk manufacturers and a glossary of terms are…