While CBOE's VIX index is widely acknowledged as a broad-based investor “fear gauge” for its strong inverse … relationship with major equity indexes, one cannot necessarily expect it to translate to the level of future turbulence or investor …

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 …

Quantum decision theory (QDT) is a recently developed theory of decision making based on the mathematics of Hilbert … decision making. QDT describes a decision maker's choice as a stochastic event occurring with a probability that is the sum of … subjectivity on decision makers, the quarter law. We examine individual and aggregated (group) data, and find that the results are …

numerically) the Greek effi cient portfolios for a CRRA investor and find that accounting for higher moments may have ambiguous … eff ects on the optimal tail risk. In fact, even Greek e fficient portfolios for a mean-variance investor already o er a …