> Why would they stop working when everyone does it? If everyone does it, it's a de facto cartel. Cartels generally end when one of the members breaks ranks a

> Why would they stop working when everyone does it? If everyone does it, it's a de facto cartel. Cartels generally end when one of the members breaks ranks and starts selling the product for less than the agreed-upon cartel price and vacuuming up all the customers. The result is often a price war.