A collection of rival producers that come together by some form of agreement in an attempt to restrain trade by restricting output and raising prices is called in antitrust a:

Question

Quizplus · Accepted Answer

This description fits the concept of a cartel, not any of the options provided. A cartel is a formal agreement among competing firms to control prices or exclude entry of a new competitor in the market, which is not explicitly listed among the choices.

A Collection of Rival Producers That Come Together by Some