@misc{CheriditoDrapeauKupper2012, author = {Patrick Cheridito and Samuel Drapeau and Michael Kupper}, title = {Weak Closedness of Monotone Sets of Lotteries and Robust Representation of Risk Preferences}, institution = {Humboldt-Universit{\"a}t zu Berlin}, type = {preprintmatheon}, year = {2012}, }