An interest group that admits members and conducts its affairs according to stated rules is described as
Answer Details
An interest group that admits members and conducts its affairs according to stated rules is described as an "associational" interest group. Associational interest groups are organizations that are formed to promote a common interest or to represent a particular group of people. They are usually structured in a formal way, with rules and regulations that guide their activities. Members of associational interest groups pay dues, and they may have elected officers, bylaws, and other organizational features. Examples of associational interest groups include professional associations, labor unions, and trade associations.