It’s somewhat vague, not necessarily hopelessly so. The question of the domain of utility functions seems important and poorly understood, not to mention the possible inadequacy of the idea of utility functions over worlds, as opposed to something along the lines of a fixed utility value definition that doesn’t explicitly refer to any worlds.
It’s somewhat vague, not necessarily hopelessly so. The question of the domain of utility functions seems important and poorly understood, not to mention the possible inadequacy of the idea of utility functions over worlds, as opposed to something along the lines of a fixed utility value definition that doesn’t explicitly refer to any worlds.