A quantum-like approach to the stock market Vrije Universiteit Brussel
Modern approaches to stock pricing in quantitative finance are typically founded on the \emph{Black-Scholes model} and the underlying \emph{random walk hypothesis}. Empirical data indicate that this hypothesis works well in stable situations but, in abrupt transitions such as during an economical crisis, the random walk model fails and alternative descriptions are needed. For this reason, several proposals have been recently forwarded which are ...