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.
Calipatria (formerly, Date City) is a city in Imperial County, California, United States. Calipatria is located 23 miles (37 km) north of El Centro, It is part of the El Centro Metropolitan Area. The population was 7,289 at the 2000 census, including 4000 inmates at Calipatria State Prison. The community is located along State Route 111.