Using panel data for all manufacturing firms in the German Federal State of Lower Saxony in this paper the age distribution of jobs existing in 1992 is analyzed. Four conclusions emerge: The porportion of long-lasting jobs amounts to about 75 percent in firms that were founded prior to 1978. Old...

This paper uses a large plant level panel data set from Germany and a matching approach to look for casual effects of starting to export on plant performance. We find positive effects on growth of employment, labor productivity, and wages.

This paper contributes to the literature on the use of anonymized firm level data by reporting results from a replication study. To test for the practical usefulness of anonymized data I selected two of my published papers based on different cross sections of firm data. The data used there were...