One thing to point out is that women tend not to couple down-status. Combined with the fact that more women are getting degrees than men further reduces the pool of available males. It isn't clear what impact this will have long term.
> The institution of monogamy is itself a “redistributive” type of policy: like capping the income of billionaires, it caps the total allowed romantic partners of the most attractive, so that unattractive people have much better chances to find a partner.
This seems like an odd take. Monogamy is not dating equity for ugly people, it is a social construct evolved to give children an advantage over the long run. One of the biggest barriers you could have to over come is to come from a single parent home. There is copious data on this topic.