The reason professional ballplayers make more, is that they compete in a winner-take-all environment. Thanks to televison, baseball playing is now "scalable."

The reason professional ballplayers make more, is that they compete in a winner-take-all environment. Thanks to televison, baseball playing is now "scalable." The world only needs ~500 pro baseball players to satisfy its baseball entertainment needs. When we can make doctors scale like that, there will be a few doctors making billions each. Teachers can scale by writing books, and they sometimes make millions.