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.
Lithonia is a suburban village in eastern DeKalb County, Georgia, and it is incorporated as a city. Lithonia's population was 2,187 at the 2000 census. Lithonia is located at 33°42′46″N 84°6′21″W / 33.71278°N 84.10583°W / 33.71278; -84.10583 (33.712658, -84.105897). According to the United States Census Bureau, this village has a total area of 0.8 square miles, all land. "Lithonia" means "city/town of stone". Lithonia is in the heart of the Georgian granite-quarrying and viewing region, hence the name of the town, from the Greek lithos, for stone. The huge nearby granite dome - the world's largest, Stone Mountain, is composed largely of a rock called Lithonia gneiss, a form of granite. The city of Lithonia is in metropolitan Atlanta, Georgia. The Lithonia Lighting Company, a manufacturer of household light fixtures, was founded in Lithonia in 1946, but it was moved to nearby Conyers in 1957.