This documentation presents the scale characteristics of a new scale measuring people's tendency to forgive. The tendency to forgive is understood here as an individual disposition to forgive other people when one has suffered injustice or harm from them. The scale is a German translation of a...

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 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...