<prompt> Translate the following text to EnglishKama masuala ya ndoa yanapokuwa ya kujadiliwa, tuko katika uwanja wa nadharia ya Coase, ambapo hakuna kosa na kubaliana hufanya sawa na ambapo ndoa ya agano ni makosa daima.  <response>: So here is the bottom When marital issues are negotiable, we are in the domain of the Coase theorem, where no-fault and mutual consent do equally well and where covenant marriage is always a mistake. 