Psychological biases represent new paradigms that complement traditional behavioral finance theory while introducing "behaviorist" aspects to the decision-making process. The aim of this paper is to examine the mental models of actors in Tunisian firms with respect to the behavioral approach to...

Psychological biases represent new paradigms that complement traditional behavioral finance theory while introducing “behaviorist” aspects to the decision-making process. The aim of this paper is to examine the mental models of actors in Tunisian firms with respect to the behavioral approach...

Purpose A separate study of the different behavioral biases does not allow for a full understanding of the complexity and stability of the heterogeneity of beliefs. Therefore, through a more global view of these anomalies, the authors wish to show that they can converge on a single concept,...