Supermarket prices are much higher in Britain than in the US or in Europe.
Profit margins are about three times greater than in France, Germany, Italy and Spain.
The main four supermarkets have 60 to 70 percent of supermarket sales. A government report views supermarkets as islands of monopoly. They rarely establish stores close to competitors. Bakers complain that their loss leader strategy results in predatory pricing below cost. Nevertheless, consumers pay what is asked.