I don’t know enough about moral uncertainty and the parliamentary model to say.
It’s worth saying that although in EA, people favour approaches to moral uncertainty that reject “just pick the theory that you think is mostly likely to be true, and make decision based on it, ignoring others”, I think some philosophers actually have defended views along those lines: https://brian.weatherson.org/RRM.pdf
I don’t know enough about moral uncertainty and the parliamentary model to say.
It’s worth saying that although in EA, people favour approaches to moral uncertainty that reject “just pick the theory that you think is mostly likely to be true, and make decision based on it, ignoring others”, I think some philosophers actually have defended views along those lines: https://brian.weatherson.org/RRM.pdf