The part that the market authority seems to have based their decision on is that the Prime label increases visibility on Amazon. By making a particular logisti

The part that the market authority seems to have based their decision on is that the Prime label increases visibility on Amazon. By making a particular logistics company a requirement for the Prime label, Amazon's dominant market position raises sales for that logistics company. So far this isn't really debatable, what matters is whether this is an unfair use of Amazon's market dominance.