Bundling has become one of the most common PAC practices and has been used with considerable success. Thus, even the best regulations are ineffective barriers against the power of interest groups. In The End of Liberalism, Theodore Lowi presented the theory that public policy is formulated by government bureaucrats in conjunction with interest groups. Explore the reasons why an interest group's external political strategy and internal recruitment strategy may appear contradictory. Weigh the costs and benefits associated with group membership.
Information is the primary tactic employed by interest groups.
A substantial proportion of the legislation introduced into Congress is written either entirely or in part by interest groups. Compare and contrast the 1946 and 1995 legislation for the regulation of lobbyists. PACs have been called collection agencies for interest groups.