risk and risk attitude concepts. Behavior under uncertainty emerges from this book as something to base more on inquiry and …

, we rarely know in advance what outcome will result from our decisions. Unfortunately, the standard theory of choice under …

investigating known-risk gambles and ambiguous gambles have systematically used the urn context. Little systematic research has …

choice between risky and ambiguous Ellsberg urns, we let them choose between a safe option and a risky lottery, whose risk is …, subjects can reduce or even eliminate the ambiguity and turn the decision situation into one of risk. Under the assumption that … request more information. Moreover, we investigate whether the relation between attitudes towards risk and ambiguity is linked …