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.
Beresford is a city in Lincoln and Union counties in the U.S. state of South Dakota. The southern two-thirds is part of the Sioux City, IA–NE–SD Metropolitan Statistical Area, while the northern one-third is part of the Sioux Falls Metropolitan Statistical Area. The population was 2,006 as of the 2000 census. The Beresford Republic is the weekly newspaper.