It was dreamt up in the 1980s by centre-right politicians fearful that small businesses could not compete if big chains were allowed to go after bargain-hunters in an unregulated free-for-all.

• 在1980年代，右翼党派想入非非，担心如果允许大型连销店不守规则地向追逐折扣的顾客免费赠送物品，小的商店不能够与他们竞争了。