The revenue split is a key point of contention in cap leagues like the NBA and NHL. MLB is just now grappling with the particulars.

The revenue split is a key point of contention in cap leagues like the NBA and NHL. MLB is just now grappling with the particulars.

The league’s owners want a salary cap; the players union does not. As the debate rages, the sport’s lower payrolls are finding success on the field.