Full Idea
I think we may conclude that there is no significant version of modal supervenience which both commands acceptance and implies that all modal facts depend asymmetrically on non-modal ones.
Gist of Idea
It seems that we cannot show that modal facts depend on non-modal facts
Source
Bob Hale (Necessary Beings [2013], 03.4.3)
Book Reference
Hale,Bob: 'Necessary Beings' [OUP 2013], p.88
A Reaction
This is the conclusion of a sustained and careful discussion, recorded here for interest. I'm inclined to think that there are very few, if any, non-modal facts in the world, if those facts are accurately characterised.