There is no universally correct answer. Full financial pooling works well for some couples and poorly for others. The most important factors are mutual transparency, genuine equity in the arrangement, and both partners feeling secure and respected within the system. Research on Canadian couples' finances suggests that the specific structure matters less than the quality of financial communication around it. Couples who talk openly and regularly about money report similar financial wellbeing regardless of whether they use a fully pooled, proportional, or hybrid system. The structure should serve the communication, not replace it.