Notice of RetractionComparison Research on the Property Rights in Professional Sports between Europe and America

The professional sports leagues in America are fallen into the functional strategic alliance. But these in America are limited companies. Both leagues are owned their teams/clubs altogether, which managed leagues in dynamic way. Limited companies are basic form of enterprise for both team/clubs. A corporate governance structure is widely used in leagues as well as in teams/clubs. Both leagues' ownership is separated from control right.