The idea that the media is controlled by a small number of companies primarily driven by the logic of profit and power. The idea that more socially diverse patterns of ownership help to create the conditions for more varied and adventurous media productions.
The mass media is driven and influenced by political agendas that are difficult to separate from other economic influences, but it often dovetails with them.
“the press is the people’s watchdog”
according to classical liberal theory, the freedom to publish in the free market ensures that the press reflects a wide range of range of opinions and interests in society.