A business oligarch is generally a business magnate who controls sufficient resources to influence national politics.[1][2] A business leader can be considered an oligarch if some of the following conditions are satisfied:
More generally, an oligarch (from Ancient Greek ὀλίγος (oligos) 'few' and ἄρχειν (archein) 'rule') is a "member of an oligarchy; a person who is part of a small group holding power in a state".[3]