Music can control a much larger part of your life than most people would like to believe. Music can affect us in ways in which we're not even aware of, and for this reason, music is simply amazing.
There is a large number of studies behind music. Not even just the typical music you hear on the radio or that you download from the Internet, but any sounds and the way they can affect your mood and reflect your personallity.
It has been proven that certain types of music can evoke sadness, while others can give you an excitement. Music is used in millions of places for this reason.
Advertisements. Advertisements and movies are based around the audio! Certain types of music are more likely to evoke emotions in people which will in turn make them feel a certain way. Sometimes this is great for producers in the economy because they can use music in their advertisements to help produce more profits, because people will become much more interested in the products that they're offering.
This works the same in the film industry. The film industry is interested in inflicting some sort of mood on its audience. If a movie is able to inflict an emotion into people, then the movie is looked upon as a much better movie, and therefore is more likely to make more money. Music can really affect more parts of the economy than you would ever even take into consideration.
One amazing thing, that I'm sure you've never even stopped to think about, is the music in a casino. They tend to play very uplifting music, music that will make you want to stay longer. Theoretically, the longer you stay in a casino, the more money the casino will make from you. The casino wants to keep you in their business for as long as they can. Music is one way the owners can go about this.
Another irrelevant yet interesting method they have is to release scents that cause people to become more satisfied with what they're doing, and