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.
Carpenter is an unincorporated community in Clark County, South Dakota, United States. Although not tracked by the Census Bureau, Carpenter has been assigned the ZIP code of 57322. Despite the city's size of one square city block, businesses such as Wheat Growers, the Carpenter Cafe, Dick's Garage, and the post office flourish here. Carpenter was named by postmaster John C. Opsahl for his recently deceased friend, G. W. Carpenter, a land office agent in nearby Watertown, Codington County. U.S. federal censuses enumerate a George W. Carpenter, born c1833-1834 in New York, in Waterton from 1880-1910; he was a veteran of the American Civil War, with service in the 21st and the 116th New York Infantry regiments.