1. Grafton, Carl and Permaloff, Anne, “Microcomputer Statistical Packages,” PS: Political Science and Politics (Winter 1988), XX, 1, 71–82.Google Scholar

2. Shareware is distributed free of charge or at a very low price with the idea that someone who finds it useful is morally obligated to register with the manufacturer. Registration fees usually range from $15-$75. The registered user typically receives a printed manual, sometimes an improved version of the program, and notification of upgrades.

3. EasyCASE produces charts in accordance with the Yourdon-DeMarco, Gane and Sarson, Ward-Mellor, Hatley-Pirbhai, Yourdon-Constantine and Chen representations and methodologies for structured analysis and design.

4. For a review of the leading low priced paint programs see Simone, Luisa, “Power Painting on a Budget,” PC Magazine, December 26, 1989, 241–248.Google Scholar