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.
Roseville is a city in Placer County, California, United States, located in the metropolitan area of Sacramento. As of January 1, 2009 the population was 112,343. Roseville's population is expected to reach 133,680 by 2015. Interstate 80 runs through Roseville and State Route 65 bisects the northern part of the city.