Abstract: The precautionary principle has been proposed as a basis for making decisions about envi- ronmental issues but remains controversial. Using a model of inductively justified propositions about awareness, this paper shows how the precautionary principle may be interpreted as a heuristic...

We develop a model of games with awareness that allows for differential levels of awareness. We show that, for the standard modal logical interpretations of belief and awareness, a player cannot believe there exist propositions of which he is unaware. Nevertheless, we argue that a boundedly...

We focus on syntactic aspects of differential awareness that give rise to contractual disputes. Boundedly rational parties use a common language, but do not share a common understanding of the world, leading to ambiguity in both syntactic and semantic forms. In contractual relationships,...