As an illustration of the difficulty in identifying monopolies, try to decide which of the following are monopolies: BT; a local evening newspaper; fo
As an illustration of the difficulty in identifying monopolies, try to decide which of the following are monopolies: BT; a local evening newspaper; food sold in a university outlet; a village post office; Interflora; the London Underground; ice creams in the cinema; Guinness; the board game ‘Monopoly’. (As you will quickly realise in each case, it depends how you define the industry.)