Domestic deaths of Women In Austraia, page-682

I can have a crack at why I think rates will reach a baseline minimum., and will require some pretty specific actions to address Nott sure if you would call it a "root cause though.
Basic stats approach - the rate of malignant narcissist psychopathy in the population is about 1%
So those relationships are always going to be troublesome and couple that with that very weird (IMHO) mainly female pathology hybristophilia