We investigate the motives of pro-social behavior in collective decisions in an economic experiment. It compares individual behavior in private and collective decisions in a unified experimental setup. Subjects are given an individual endowment and have to decide how much of it to donate to...

We investigate the motives of pro-social behavior in collective decisions in an economic experiment. It compares individual behavior in private and collective decisions in a unified experimental setup. Subjects are given an individual endowment and have to decide how much of it to donate to...

We run an experiment on the impact of involvement and outcome favorability on the acceptance of collective decisions. It involves 763 students at the Poznan University of Economics and Management. The collective decision chooses one out of four projects to improve students' study conditions. We...

In an experiment designed to test for expressive voting, Tyran (JPubEc 2004) found a strong positive correlation between the participants' approval for a proposal to donate money for charity and their expected approval rate for fellow voters. This phenomenon can be due to bandwagon voting or a...

In The Myth of the Rational Voter Brian Caplan shows that voters entertain systematically biased beliefs on a number of essential issues of economic policy and concludes that this leads democracies to choose bad policies. We introduce the psychological concept of mental models to address voter'...

Which motives drive the decision of a voter to approve or reject a policy proposal? The Public Choice literature distinguishes between instrumental and expressive voting motives. We investigate the importance of these motives by analysing the patterns of neural activity in different voting...

This paper provides a theoretical model of electoral competition in a multidimensional political arena with a heterogenous electorate and politically active interest groups. The emerging pattern of movement in policy platforms is fundamentally different to the concept of convergence proposed by...

This paper analyses the accuracy of the tax projections of West German states from a public choice perspective. It argues that state governments have the possibility and face incentives to manipulate tax projections. Evidence for the years 1992 - 2002 reveals a general upward bias in tax...