Bonus-malus taxes appear to have been successful in encouraging people to change to less polluting travel options in France (e.g. the tax on large and small engined cars). We hypothesize that they have three possible effects on consumer behaviour. The positive effects are: (1) a price effect...

This paper analyzes experimentally if psychological traits and cognitive biases affect trading behaviour and performance. Based on the answers of 67 subjects to a psychological questionnaire we measured their degree of overconfidence, impulsiveness and self-monitoring, and their availability,...

In this Paper we measure psychological traits and show that they significantly affect behaviour and performance in a financial context. Based on the answers of 184 subjects to a psychological questionnaire we measured their degree of overconfidence, ie. the extent to which they overestimate the...

In this paper I explore how the evolution of emotional expression and co-operative planning in humans may inform the way they communicate about risks, and what implication this may have for models of rationality in risk communication. In particular, I focus on aspects of human language that...

We measure the degree of overconfidence in judgement (in the form of miscalibration, "i.e." the tendency to overestimate the precision of one's information) and self-monitoring (a form of attentiveness to social cues) of 245 participants and also observe their behaviour in an experimental...

The aim of this paper is to illustrate the contribution that taking a psychological perspective can bring to the study of decision-making in economics. The article pursues the idea that it can be useful to combine a psychological analysis of judgment and decision-making with an economic analysis...

Testing whether risk professionals (here insurers) behave differently under risk and ambiguity when they cover catastrophic risks (floods and earthquakes) and non-catastrophic risks (fires), this paper reports the results of the first field experiment in the United States designed to distinguish...

We measure the degree of overconfidence in judgement (in the form of miscalibration, i.e. the tendency to overestimate the precision of one's information) and self-monitoring (a form of attentiveness to social cues) of 245 participants and also observe their behaviour in an experimental...