I believe the correct term is 'cartel'

However, you are right - there should be....

Thanks, edited.

Labels typically handle their own negotiations, and music services have been known to launch with catalogs supporting some of the labels, but not the others.

The result is mainly an overwhelming 'meh' from consumers, who can find some artists but not the others.

"there's more than one label"

But the merger mentioned in this article reduces the number of major labels to three.

Barely.