When he died, Emerson was thought of as the representative American writer par excellence, and his point of view was still so potent that William James was honored to be asked to speak at a centenary celebration.
If all ideas have to be bought, then you have an intellectually regressive system that will assure you have a highly knowledgeable elite and an ignorant mass.
More than any other in Western Europe, Britain remains a country where a traveler has to think twice before indulging in the ordinary food of ordinary people.