Describes a computer software program that allows students, working independently and interactively with the computer, to select alternative market conditions and/or policies and view the results numerically as well as graphically. Discusses options and models provided by the software as well as classroom applications. (MJP)

Describes a computer software program where students define alternative policy sets and compare their effects on the welfare of consumers, producers, and the public sector. Policy sets may be a single tax or quota or a mix of taxes, subsidies, and/or price supports implemented in the marketing chain. (MJP)