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.
Columbiana is a city in Columbiana and Mahoning Counties in the U.S. state of Ohio. The population was 5,635 at the 2000 census. The Columbiana County portion of Columbiana is part of the East Liverpool–Salem Micropolitan Statistical Area, while the Mahoning County portion is part of the Youngstown–Warren–Boardman, OH-PA Metropolitan Statistical Area.