This paper attacks the widespread view that the latest (corporate) income tax reform in Germany was urgently needed to reduce the tax burden on the German economy. In the run-up to this tax reform, the public debate focused on nominal income tax rates and hence neglected the determination of the...

On 11 May 2001, readers of the Berliner Zeitung were invited to participate in an ultimatum bargaining experiment played in the strategy vector mode: each participant chooses not only how much (s)he demands of the DM1,000 pie but also which of the nine possible offers of DM100, 200, …, 900...

The experiment disentangles communication and social effect in face-to-face communication. The results question the previous interpretation of communication effects in ultimatum bargaining, and suggest that separate processes, both of a strategic and of an affective-social nature induce...

5,132 readers of the German weekly, "Die Zeit", participated in a three-person bargaining experiment. In our data analysis we focus on (1) the influence of age, gender, profession and medium chosen for participation and (2) the external validity of student behaviour (inside and outside the lab)....

Many decisions in politics and business are made by teams rather than by single individuals. In contrast, economic models typically assume an individual rational decision maker. A rapidly growing body of (experimental) literature investigates team decisions in different settings. We study team...

National reductions of CO2 emissions as a way to manage unilaterally the use of global environmental resources can be interpreted as the noncooperative provision of an international public good. This paper analyses two basic sources of inefficiency if countries abate their emissions...

The paper explores the prospects for international environmental cooperation in a context of limited enforcement, if we allow for side-payments between countries and sequential moves in the implementation of the agreement. The framework of the analysis is a static model of heterogenous countries...

Bubbles in asset markets have been documented in numerous experimental studies. However, all experiments in which bubbles occur pay dividends after each trading day. In this paper we study whether bubbles can occur in markets without dividends. We investigate the role of two features that are...

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...