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.
Poston is a census-designated place (CDP) in La Paz County, Arizona, United States, in Parker Valley. The population was 389 at the 2000 census. During World War II, Poston was the site of the Poston War Relocation Center, which was one of the United States' largest Japanese internment camps, where over 17,000 Japanese-Americans were held over a three-year period. The camp sites are now home to a monument dedicated to those who died and suffered while in internment.