If a store is crowded, people tend to buy more if the sound system is playing a fast-paced song rather than a ballad. That’s what a team of researchers found in a field experiment across a chain of grocery convenience stores in Northern Europe.
If a store is crowded, people tend to buy more if the sound system is playing a fast-paced song rather than a ballad. That’s what a team of researchers found in a field experiment across a chain of grocery convenience stores in Northern Europe.