Many decisions in economics and finance have to be made under severe time pressure. Furthermore, payoffs frequently depend on the speed of decision-making, like, for instance, when buying and selling stocks. In this paper, we examine the influence of time pressure and time-dependent incentive...

Charness et al. (2007b) have shown that group membership has a strong effect on individualdecisions in strategic games when group membership is salient through payoff commonality.In this comment I show that their findings also apply to non-strategic decisions, even when nooutgroup exists, and I...

We examine in an experiment the causes, consequences and possible cures ofmyopic loss aversion (MLA) for investment behaviour under risk. We find thatboth, investment horizons and feedback frequency contribute almost equally tothe effects of MLA. Longer investment horizons and less frequent...

We examine the effects of leading by example in voluntary contributionexperiments. Leadership is implemented by letting one group membercontribute to the public good before followers do. Such leadershipincreases contributions in comparison to the standard voluntary contributionmechanism,...

In a large scale newspaper experiment 5,132 readers of the German weekly, Die Zeit, participated in a three-person bargaining game. In our data analysis we focus on (1) the influence of age, gender, profession and the medium chosen for participation on bargaining behavior and on (2) the external...

Even though decision-making in small teams is pervasive in business and in private life, littleis known about subjects’ preferences with respect to individual and team decision-making andabout the consequences of respecting these preferences. We report the results from anexperimental...

Leadership is important for the well-functioning of organizations. Weexamine the effects of leadership on contributions in public goods experiments.Leadership by example is implemented by letting one groupmember contribute to the public good before followers do. Such leadershipincreases...

We examine the influence of team size on decision making in a beauty-contest experiment.Teams with four members outperform teams with two members and single personssignificantly, whereas the latter two types of decision makers do not differ.

We present a model where compensation within a workteam is determinedendogenously by the use of a rank-order tournament. Team memberscompete in their efforts for the right to propose the distribution of a prizewithin the team. The implementation of a proposal requires the approvalof other team...

Economics has devoted little attention so far as to whether the type of decision maker matters for economic decisions. However, many important decisions like those on monetary policy or a company’s business strategy are made by (small) groups rather than an individual. We compare behaviour of...