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.
Clifton Heights is a borough in Delaware County, Pennsylvania, six miles (10 km) west of downtown Philadelphia and on Darby Creek. The population was at 2,330 in 1900, and 3,155 in 1910. The population was 6,779 at the 2000 census.