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.
Tiff City is an unincorporated community in McDonald County, Missouri, United States. It is located on Route 76 next to the Oklahoma state line. It was named for barite ore found near, also known as "tiff". The community is part of the Fayetteville–Springdale–Rogers, AR-MO Metropolitan Statistical Area.