https://www.inc.com/jeff-haden/even-though-lebron-james-make...
This is exactly a case of increasing the median salary at the expense of top performers.
If you check the recorded history you'll find that the NBA salary cap was there since the very first year of the league, and predates the union by several years: https://www.apbr.org/labor.html
Sweden Tesla worker salary is 4k/month, with full health insurance, free kindergarten, free school, free college. In case they get ill, workers get 2 years of 80% salary, and rehabilitation.
While you have at will contrracts in the US, unions in Sweden have ensured 3 months notice. Unions also negotiate minumum annual raise and gives you annual raise at least equal to inflation.
Unemployment insurance is handled by unions, you must be a member - 1 year of 80% salary and additional year. If needed, new training is obtained for free.
Without a union agreement, Musk workers are slaves.
No serious brand operates without unions.
I have no problem with unions so long as they are voluntary. Only if a union is voluntary can you make any fair comparisons to prove their value.
IIRC, you can't have more than a few lines in a movie without being union.
How would you rate the abilties and compensation of union members Lebron James and Keanu Reeves?