Divorce rates have been steadily falling and are at a 20-year low in both the UK and the US. In contrast, Michelle Obama mostly out-earned Barack, became one of Americas most popular First Ladies, and seems to enjoy (with a lot of hard work and negotiation described in her book) a more egalitarian relationship than either of the other ladies in our (admittedly limited) sample. These differences are not, of course, caused by gender but by power. Pick someone closer to your own age. On average, women are still marrying men on average four years older than they are.
The US increases with immigrants.
( z0 increase :ARG0 ( z1 person :ARG0-of ( z2 immigrate ) ) :ARG1 ( z3 country :name ( z4 name :op "US" ) ) )
(z0 / increase-01
    :ARG0 (z1 / person
              :ARG0-of (z2 / immigrate-01))
    :ARG1 (z3 / country
              :name (z4 / name
                        :op1 "US")))
The US increases with immigrants .
z3 :name z4
z4 :op1 0
z0 :ARG1 z3
z0 :ARG0 z1
z1 :ARG0-of z2