Total oligopoly . Still comfortable. You can learn more about how we make money. Oligopoly Market. The companies which controlled the grocery market of Australia is now facing heavy competition from other companies like Costco, Aldi, and the German-based company SPAR. It is not unreasonable to expect government to enforce a system of competitive capitalism that rewards enterprise and effort whilst protecting consumers and suppliers from abuses of market power. According to data from the Australian Bureau of Statistics (ABS), Australians spent $11.4 billion at the supermarket in November 2022 - equivalent to about $520 per person. It is also accepted that many farmers and growers are suffering as a result of the increasing monopsony power of the major supermarkets. In an oligopoly market, the entities alleviate the competition by buying the maximum of shares. Its supermarkets account for over 81,000 of its employees. Sophie Wallis is a senior insights analyst with a passion for data storytelling.