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.
Donora is a borough in Washington County, Pennsylvania, 20 miles (32 km) south of Pittsburgh on the Monongahela river. Donora was incorporated in 1901. Donora got its name from a combination of William Donner and Nora Mellon, banker Andrew W. Mellon's wife. Agriculture, coal-mining, steel-making, wire-making, and other industries were conducted in Donora early in its history. In 1910, 8,174 people lived there; in 1920, 14,131; and in 1940, 13,180 people lived in Donora. The population was 5,653 at the 2000 census. Donora is a Rust Belt place which has lost most of its industrial capacity. It is in the "Mon valley" 5 miles (8.0 km) downriver from Charleroi and 25 miles (40 km) upstream of Braddock, Pennsylvania.