This paper shows that, for CEU preferences, the axioms consquentialism, state independence and conditional certainty equivalent consistency under updating characterise a family of capacities, called Genralised Neo-Additive Capacities (GNAC). This family contains as special cases among others...

We consider the optimality of liquidated damages contracts in a setting of contractual ambiguity and potential for disputes. We show that when parties are ambiguity averse enough, they will optimally choose liquidated damages contracts and sacrifice risk sharing opportunities.