According to the Washington Post article, what are the differences between those individuals with "partner$-$bosses" and those with "boss$-$supervisors"?

Those with boss$-$supervisors have a higher life satisfaction overall

Those with a partner$-$boss have higher satisfaction but only before age $40$

People with boss$-$supervisors experience a greater drop in life satisfaction between ages $20$ and $40$

People with partner$-$bosses experience a greater drop in life satisfaction between ages $20$ and $40$