This paper presents for the first time panel evidence on the productivity effects of training intensity and different … training forms in Germany. It hereby takes account of selectivity of training activities, unobserved heterogeneity of … establishments as well as omitted variable bias. Using the waves 1997 – 2000 of the IAB establishment panel, it is found that when …

Hours worked is a time series of interest in many empirical investigations of the macroeconomy. Estimates of macro …, robust inference of empirical outcomes strongly hinges on the adequately modelling of the time series of hours worked. The …. For these purposes, panel unit root tests are employed to improve power against univariate counterparts. Since cross …

as well as pooled mean group and mean group estimators, the latter in a dynamic heterogeneous panel framework. We find … support for a dynamic estimation setup and derive statements regarding the homogeneity assumption with respect to the three …

panel random coefficient model, we show that financial experts have systematically misperceived the ECB's interest rate rule …

relationship using panel data on German start-up firms as well as German patent data. It employs different indicators of patenting … activity. By applying fixed-effects and first-differencing panel data methods it is shown that patenting activity has a …-patenting counterparts; instead, growth performance depends on their patenting activity over time. …

programmes are complementary. Three approaches are applied to panel data from German service companies for the time period 1994 …

strategy controls for unobserved time invariant establishment heterogeneity by using a two-step system GMM panel regression … representative German establishment data set, the IAB establishment panel, the study finds that the presence of team-work, a … productivity effect can only be measured in establishments with works councils, i.e. employee induced participation. The estimation …

multi-factor modelling instead of augmented CAPM, application of moving window panel regressions, orthogonalization of … costs (hedging costs) for firm values and exposure. Based on time series data of German DAX companies, DM/ dollar rates and … macroeconomic factors, we find a rather unstable, time-variant exposure of German stock market companies. Dollar sensitivity is …

and 2001 provided by the Deutsche Bundesbank, we apply the generalised method of moments (GMM) within a dynamic panel data …