Social assistance and unemployment assistance, which provide means tested income support (social welfare) without pre-specified time limits, are viewed as one important reason for the persistently high level of unemployment in Germany by many economists. In order to increase work incentives and,...

This paper measures the productivity impact of management-led participative establishment practices. On the basis of a representative German establishment data set, the IAB establishment panel, the study finds that the presence of team-work, a reduction of hierarchies and autonomous work groups...

While there is a broad literature on the general wage effect of training, little is known about the effects of different training forms and about the effects for heterogeneous training participants. This study therefore adds two aspects to the literature on earnings effects of training. First,...

This paper presents and compares several time-series models for returns of broadbased stock indices. These models nest a nonlinear asymmetric GARCH (NGARCH) model as a special case. Some of these models are empirically motivated ad-hoc specifications others are derived from a representative...

This paper is concerned with the question as to what extent population size and density affect the cost of providing public services at the subnational level. Empirical estimates of cost functions are obtained from an analysis of the expenditures of German states disaggregated into about 40...

Using a firm-level dataset this paper investigates the impact of taxation on the decision of German multinationals to hold direct investments in other European countries or abroad. Controlling for firm-specific differences in the valuation of potential locations, the results confirm significant...

Am Beispiel der Wirtschaftswissenschaften wird untersucht, inwieweit Studierende die Qualität der Fachbereiche bei der Studienortwahl berücksichtigen. Im Rahmen eines Gravitationsansatzes zeigt sich, dass vor allem die Nähe zum Heimatort und die Lebenshaltungskosten am Ort der Hochschule die...

This paper investigates to what extent the usage of information and communication technology (ICT) fosters innovation activities by facilitating more flexible organisational structures in firms. We distinguish between functional flexibility (the ability of workers to co-operate and take...

As a group, market forecasters are egregiously overconfident. In conformity to the dynamic model of overconfidence of Gervais and Odean (2001), successful forecasters become more overconfident. What?s more, more experienced forecasters have ?learned to be overconfident,? and hence are more...