Schied, Alexander - Sonderforschungsbereich Ökonomisches Risiko <Berlin> - 2006
Ambiguity, also called Knightian or model uncertainty, is a key feature in financial modeling. A recent paper by Maccheroni et al. (2004) characterizes investorpreferences under aversion against both risk and ambiguity. Their result shows that these preferences can be numerically represented in...