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.
San Manuel is a census-designated place (CDP) in Pinal County, Arizona, United States. The population was 4,375 at the 2000 census. San Manuel was built in 1953 as a company town to serve the then-new San Manuel copper mine, mill and smelter complex. The mine and smelter were permanently closed in 2003. Nearby towns are Oracle, Arizona and Mammoth, Arizona. Both are within ten miles (16 km) of San Manuel and make up the tri-community area.