id author title date pages extension mime words sentence flesch summary cache txt 0p096684p8w Jeffrey Howard Green Work for a New Theory of Modality 2008 .txt text/plain 311 18 61 Second, UMS introduces the concepts of explicit and implicit truth at a state of affairs while OMS relies merely on truth at a state of affairs. UMS evaluates modal claims not with respect to possible worlds but with respect to less than maximal states of affairs. cache/0p096684p8w.txt txt/0p096684p8w.txt