Das vorliegende Working Paper beinhaltet Vortragsmanuskripte zu drei Dissertationsprojekten, die in den Jahren 2002 und 2003 am Lehrstuhl erfolgreich abgeschlossen wurden. Es handelt sich dabei um die Arbeit von Dr. Klinke zum Finanzcontrolling in mittelständischen Bauunternehmen mit...

Subject of this paper are the problems of trust in electronic commerce that have originated because of the falling apart of authenticity and identity of digital signatures. It is shown, that this problem of trust between unknown persons is one step ahead of the usual trader- or...

The social cost of carbon is an estimate of the benefit of reducing CO2 emissions by one ton today. As such it is a key input into cost-benefit analysis of climate policy and regulation. We provide a set of new estimates of the social cost of carbon from the integrated assessment model FUND 3.5...

We propose a new method for estimating the power-law exponent of a firm size variable, such as annual sales. Our focus is on how to empirically identify a range in which a firm size variable follows a power-law distribution. As is well known, a firm size variable follows a power-law distribution...

In this paper, we extend the Fehr and Schmidt model of inequality aversion to a situation where the players differ with respect to their benefits and costs from contributions to a non-linear public good. A necessary condition for contributing to the public good is that the players' benefit...

The subject of this paper is the importance of the diffusion of environmental innovations between countries for the global development of environmental policy. Empirical observation has shown that national environmental initiatives are often rapidly adopted by other countries; thus, these...