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.
Derry is a town in Rockingham County, New Hampshire, United States. The population was 34,021 at the 2000 census. Although it is a town and not a city, Derry is the fourth most-populous community in New Hampshire. The primary settlement in town, where over 66% of the population resides, is defined by the U.S. Census Bureau as the Derry census-designated place (CDP) and includes the densely-populated portions of the town centered on the intersection of New Hampshire Route 28 and New Hampshire Route 102.