Right, it was initially a mutual decision. But then he went off of it, forcing her to live within her allowance while he did not. In addition, because she was solely in charge of the accounts, these dip ins to the bill account caused her stress. He essentially was causing her financial and psychological distress in one. His poor money handling became solely her problem.
I’m not an expert or scholar on anything. I mainly write for me. If others see it, and love it, great :)