Full Idea
If laws do not give the world necessity, what does? I argue the positive case for it being properties, and properties alone, that do the job (so we might call them 'modal properties').
Gist of Idea
It is only properties which are the source of necessity in the world
Source
Stephen Mumford (Laws in Nature [2004], 10.1)
Book Reference
Mumford,Stephen: 'Laws in Nature' [Routledge 2006], p.161