Antitrust and Trade Regulation laws aim to promote free competition in the marketplace. Agreements or cooperative efforts by two or more entities that affects or restrains competitors is illegal under these laws. The Sherman Act makes illegal any contract, combination, or conspiracy in restraint of trade or commerce and makes monopolies and attempts, combinations, or conspiracies to monopolize illegal. The Clayton Act regulate price discrimination, tying and exclusive dealing contracts, stock acquisition and interlocking directorates.
State Line City is a town in Kent Township, Warren County, Indiana, United States, located along the state's border with Illinois. As of the 2006 census, the town population was 141. The small section of town that protrudes west across the border is formally known as Illiana, Illinois.