Preventing avoidable injury is the first obligation of adults who conduct and supervise youth sports events. The law … deteriorated, national youth sports governing bodies have produced materials that cast adults as role models and urge them to teach … medical advice at the national level, but young athletes wear equipment and compete at the local level …

examines the relation between athlete performance and stock returns of firms endorsed by athletes. We find that a tournament … not detect return differences between superstars and regular athletes, nor between frequently endorsed brands and less …