Evidence of oligopolistic collusion? In recent years there have been repeated allegations that British consumers are paying much higher prices than their European counterparts on a wide range of goods. The car industry, the large supermarket chains and the banks have all been charged with 'ripping off' the consumer. Such was the level of concern that all three industries were referred to the Competition Commission, one of the predecessors of the Competition and Markets Authority (see section 14.1 in the textbook) at the turn of the twenty-first century. In this case study we consider what has happened following those referrals. 3.In what forms of tacit collusion are firms in the three industries likely to engage