We introduce a new two-dimensional measure for the heterogeneity of performance within groups of economic units. This measure accounts both, for the relative performance of the single units of groups and their relative size. We demonstrate that the new measure leads to a much more differentiated...

We analyze the effect of industry, region and time on new-business survival rates by means of a multi-dimensional approach. The data relate to West German districts in the 1983-2000 period. The survival chances of start-ups tend to be relatively low in industries characterized by a high minimum...

We analyze the effect of industry, region and time on new-business survival rates by means of a multi-dimensional approach. The data relate to West German districts in the 1983-2000 period. The survival chances of start-ups tend to be relatively low in industries characterized by a high minimum...

Der vorliegende Band gibt einen Überblick über neue empirische Ergebnisse der Gründungsforschung in Deutschland und ermöglicht so einen schnellen und gebündelten Zugang zum aktuellen Stand der Forschung. Untersucht werden die Determinanten für die erfolgreiche Neugründung von Unternehmen...

We analyze different types of effects that new businesses may have on regional employment. We introduce different measures for employment change by separating employment change in incumbent businesses and employment change in new businesses. There are pronounced differences between regions with...

We investigate regional differences in the contribution of newly founded businesses to regional employment. This is labeled the direct employment effect of new businesses. The analysis is at the spatial level of West German planning regions for the period 1984-2002. We find rather pronounced...