Русско-англо-русский юридический словарь

What is an 'Over-The-Counter Market'. A decentralized market, without a central physical location, where market participants trade with one another through various communication modes such as the telephone, email and proprietary electronic trading systems. (Investopedia)

Foreign exchange regulation is a form of financial regulation specifically aimed at the Forex market that is decentralized and operates with no central exchange or clearing house. (Wikipedia)