http://qo5oabmhqgfaelqgip5boa24rrspmiftmd5vngfophb72i56srhjdnyd.onion/en/sexual-role-negotiation-impacts-longterm-relationship-satisfaction-trust-and-fulfillment-89997
For example, negotiating power dynamics (i.e., who initiates sex) had little effect on marital satisfaction but significantly affected trust and sexual fulfillment. Negotiating sexual boundaries (i.e., what is acceptable and desired) had the strongest impact on all three outcomes.