author = { Gneezy, Uri National Bureau of Economic Research Imas, Alex AND List, John },

title = { Estimating Individual Ambiguity Aversion A Simple Approach },

publisher = {National Bureau of Economic Research},

year = {February 2015},

booktitle = {NBER working paper series ; no. w20982},

address = { Cambridge, Mass },

url = { http://slubdd.de/katalog?TN_libero_mab2 }