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.
Jacumba (pronounced "ha-COOM-ba") is an unincorporated community in San Diego County, California, United States. The Jacumba census-designated place (CDP) had a population of 660 at the 2000 census. The ZIP code is 91934 and the town lies within area code 619. The National Geographic Names Database cites its elevation as 2,829 feet (862 m) above mean sea level.