In this sense, females are reproductively individualistic but socially egalitari

In this sense, females are reproductively individualistic but socially egalitarian, and males are reproductively egalitarian and socially individualistic.
These are the necessary differences that require amelioration by reciprocity (Trade) rather than service of either exterme. https://twitter.com/curtdoolittle/status/1447596472233611270