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are information seeking otherwise. Because belief updating depends on the decision problem in which new information is …
Persistent link: https://www.econbiz.de/10011557745
preferences. Among the behavioral patterns that allow for a clear-cut interpretation on the decision level, we find that roughly …
Persistent link: https://www.econbiz.de/10014578322
preferences. Among the behavioral patterns that allow for a clear-cut interpretation on the decision level, we find that roughly …
Persistent link: https://www.econbiz.de/10014556632
Expected utility theory (EUT) is currently the standard framework which formally defines rational decision-making under …
Persistent link: https://www.econbiz.de/10012520657
This paper focuses on information acquisition and individual decision making in ambiguous situations and presents a …, subjects can reduce or even eliminate the ambiguity and turn the decision situation into one of risk. Under the assumption that … an ambiguity averse subject should reduce ambiguity within a decision process we predicted that these subjects would …
Persistent link: https://www.econbiz.de/10010188142
We present the first calibration of quantum decision theory (QDT) to an empirical data set. The data comprise 91 …. The prediction of choice reversal is then refined by introducing heterogeneity between decision makers through a … differentiation of the population into two similar sized groups in terms of "over-confident" and "contrarian" decision makers. This …
Persistent link: https://www.econbiz.de/10011516615
This paper analyzes dynamic choice for ambiguity-sensitive decision makers. It demonstrates that unambiguous behavioral … predictions can be obtained, even in the face of dynamic inconsistency, by taking the individual's preferences over decision trees … assumption about the way individuals resolve conflicts between preferences at different decision points. The main result employs …
Persistent link: https://www.econbiz.de/10011691151
We report a portfolio-choice experiment that enables us to estimate parametric models of ambiguity aversion at the level of the individual subject. The assets are Arrow securities that correspond to three states of nature, where one state is risky with known probability and two states are...
Persistent link: https://www.econbiz.de/10011757224
We propose a new parametrization of Quantum Decision Theory (QDT), based on Rank Dependent Utility Theory (RDU). Using … experimental data made of choices between pairs of lotteries, we compare QDT with "classical" decision theories, RDU and Cumulative … decision makers as either RDU, RDU-based QDT, CPT or CPT-based QDT. Our major findings are the following: the quantum …
Persistent link: https://www.econbiz.de/10012612940
Preferences over risky alternatives can be elicited by different methods, including direct pairwise choices and willingness-to-accept valuations. The results are frequently at odds, casting doubts on the foundations of economics. We develop a stochastic choice model predicting when...
Persistent link: https://www.econbiz.de/10012604712