The author argues that researchers should do replications using preanalysis plans. These plans should specify at least three characteristics that would act as stopping rules for the replicator: (1) how much flowtime the replicator will spend, (2) how much money and effort (working hours) the...

The authours use information gathered from 122 studies on the effects of high school diplomas on wages in different countries worldwide to carry out a meta-analysis that shows high school diplomas have a statistically significant effect on wages of nearly 8%. This effect varies whether the...

Non-spherical errors, namely heteroscedasticity, serial correlation and cross-sectional correlation are commonly present within panel data sets. These can cause significant problems for econometric analyses. The FGLS(Parks) estimator has been demonstrated to produce considerable efficiency gains...

The aim of this paper is to show that random matrix theory (RMT) can be a useful addition to the economist's tool-kit in the analysis of macro-economic time series data. A great deal of applied economic work relies upon empirical estimates of the correlation matrix. However due to the finite...

- Die Ausbildung zum "Innovationspromotor" bringt einen neuen Betriebsratstypus hervor, den "aktivierten Betriebsrat". - Die Ergebnisse der Studie zeigen, dass die teilnehmenden Betriebsräte der Promotorenausbildung ihre Kompetenzen auf allen Ebenen erheblich verbessern konnten. Fast alle...