Each sport attracts those athletes who are "best" in that sport. Is the top Basketball player "better" than the top football player, or the top golfer or tennis player?
In fact only baseball, uses the term world in its championship series. It is due to the fact that the best athletes from all over the world come here to compete. As professional athletes.
The Olympics consists of various sports. Athletes that go to the Olympics are the best of the best. They compete with athletes from other countries.
A sports specialist or a professional handicapper.
Becoming a professional athlete is the culmination of years of effort. Athletes usually begin competing in their sports while in elementary or middle school ,and continue through high school and sometimescollege. They play in amateur tournaments and on high school and college teams, where the best attract the attention of professional scouts. Most schools require that participating athletes maintain specific academic standards to remain eligible to play. Athletes who seek to compete professionally must have extraordinary talent, desire, and dedication to training.
Nordic Skiing and Swimming. Both sports have athletes with the best BO2 max body tests.
Lebron James. Kobe is not even close to as good as he is.
It is a chance to compete against the best athletes from around the world,
Boxing Floyd Mayweather earned 25 million for a fight.
Not sure about the other sports... but I know boxing is ametuer ONLY. I wish proffessionals were able to compete because maybe we'd finally be able to pit the best against the best unlike how often that happens in the sport...
It depends on the athlete and how popular they are. There are many different athletes and sports out there and it is not possible to pinpoint one specific thing.
Unfortunately, it's not a matter of "should." Professional sports teams make a LOT of money, so they can afford to pay whatever price is necessary to have the best team available. If medical personnel were paid the same amounts as athletes, only a very few people would be able to afford medical care.