This paper focuses on fraud detection in surveys using Socio-Economic Panel (SOEP) data as an example for testing newly methods proposed here. A statistical theorem referred to as Benford's Law states that in many sets of numerical data, the significant digits are not uniformly distributed, as...

Das Mikrosimulationsmodell zur Unternehmensbesteuerung BizTax des DIW Berlin basiert auf fortgeschriebenen Einzeldaten der Gewerbesteuerstatistik. Damit können erstmals die Aufkommens- und Verteilungswirkungen der Unternehmensbesteuerung repräsentativ und realitätsnah beschrieben werden....

This paper focuses on fraud detection in surveys using Socio-Economic Panel (SOEP) data as an example for testing newly methods proposed here. A statistical theorem referred to as Benford's Law states that in many sets of numerical data, the significant digits are not uniformly distributed, as...

The production of bioenergy is considered to be a promising energy source for a sustainable energy mix and it is politically promoted in many countries. With the exception of Brazilian ethanol, bioenergy not competitive to fossil energy sources, and therefore needs to be subsidised. Several...

The strong political support for biogas production in Germany over the past decade has greatly affected agricultural production, farms and land markets. This paper analyzes the effects of Germany's biogas policies on agricultural development by using the agent-based simulation model AgriPoliS....

This paper focuses on fraud detection in surveys using Socio-Economic Panel (SOEP) data as an example for testing newly methods proposed here. A statistical theorem referred to as Benford's Law states that in many sets of numerical data, the significant digits are not uniformly distributed, as...

In this paper, we present a model in which the performing arts are modelled as congestible public goods. In accordance with empirical evidence, the production of seat capacity is assumed to be subject to fixed costs. We estimate the parameters of the model's demand and cost functions using...

In dem Beitrag werden die Entstehungshintergründe, Ziele und Interessen des Bundes der Steuerzahler (BdSt) erläutert. Anhand von Beispielen werden die Formen der Beteiligung des Verbandes am politischen Willensbildungsprozess verdeutlicht. Steuerzahler, die grundsätzlich bereit sind, ehrlich...

Five German leading parties and their coalitions are evaluated from the viewpoint of direct democracy. For this purpose, the positions of the parties on over 30 topical issues are compared with the results of polls of public opinion. The outcomes are summarized in the indices of popularity and...

In the absence of closed-shops and discriminatory wage policies, union membership can be explained by the existence of social norms. We describe a model, incorporating institutional features of the German labour market, which explicitly allows for social custom effects in the determination of...