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.
Portsmouth is a city in Rockingham County, New Hampshire in the United States. It is the fourth-largest community in the county, with a population of 20,784 at the 2000 census. A historic seaport and popular summer tourist destination, Portsmouth is served by Portsmouth International Airport at Pease, formerly the Strategic Air Command's Pease Air Force Base.