The focus of the paper is to examine the relative importance of overnight sentiment versus trading-hours’ sentiment in forecasting volatility. In previous studies on investor sentiment, either overnight sentiment is ignored, or overnight sentiment and trading-hours’ sentiment are aggregated....

Base rate neglect typically involves the underweighting of priors in a world with objective probability distributions (Kahneman and Tversky, 1973). In reality, however, individuals often face scenarios with ambiguous priors, in which they have no full confidence. We show, theoretically, that...

In a duopoly market, aspiration levels express how much sellers want to earn given their expectations about the other?s behavior. We augment the sellers? decision task by eliciting their profit aspiration. In a first experimental phase, whenever satisficing is not possible, sales choices, point...

In this paper, we directly test the Modigliani-Miller theorem in the lab. Applying a general equilibrium approach and not allowing for arbitrage among firms with different capital structures, we are able to address this issue without making any assumptions about individuals' risk attitudes and...

Despite extensive studies, the nature of risk attitudes remains a vigorously discussed question in economics and psychology. In expected utility theory, attitudes towards risk originate from changes in marginal utility. Cumulative prospect theory (CPT) adds an additional dimension: the weighting...

We examine the influence of guilt and trust on the performance of credence goods markets. An expert can make a promise to a consumer first, whereupon the consumer can express her trust by paying an interaction price before the expert's provision and charging decisions. We argue that the expert's...