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.
Cedar Ridge is an unincorporated community in Nevada County, California, United States, along State Route 174 2.5 miles (4.0 km) east/southeast of Grass Valley, California. and approximately 1 mile (1.6 km) east/southeast of the Empire Mine in Gold Country. The first Post Office was established in 1948and the zip code is 95924.