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.
Marshall is an unincorporated community in Marin County, California. It is located on the northeast shore of Tomales Bay 6 miles (9.7 km) south of Tomales, at an elevation of 23 feet (7 m). Marshall is located on the east shore of Tomales Bay. It has a population of about 400, although it has long claimed a population of 50 and touted this as the sum of the elevation and the speed limit of 35 miles per hour (56 km/h) . It is located approximately 15 miles (24 km) south east of Bodega Bay, on State Route 1. Its ZIP code is 94940. The town is named after four brothers called Marshall, who set up a dairying industry there in the 1850s. Starting in the 1870s, Marshall was a stop on the North Pacific Coast Railroad connecting Cazadero to the Sausalito ferry. There is still some dairying in the area, but nowadays the town's major commerce is in oysters and clams, for which it is a center. It also acts as a center for tourists visiting Tomales Bay and the neighbouring Point Reyes Peninsula.