Listen to the Muzak

“…Over a two week period, French and German music was played on alternate days from an in-store display of French and German wines. French music led to French wines outselling German ones, whereas German music led to the opposite effect on sales. Responses to a questionnaire suggested that customers were unaware of these effects of music on their product choices.”…

North, A., Hargreaves, D., & McKendrick, J. (1997). In, In-store music affects product choice. Nature, 390.