In my own research, complaints from women about their husbands most often focused not on tangible inequities such as having given up the chance for a career to accompany a husband to his.
Hello, ladies and gentlemen, I want to consult you how to understand the last to his in this sentence. Which grammer structure it belongs?
...such as having given up the chance for a career to accompany a husband
. I don't know why the to his can exists.