We investigate the persistence of levels of self-employment and new business formation in different time periods and under different framework conditions. The analysis shows that high levels of regional self-employment and new business formation tend to be persistent for periods as long as 80...

We analyze distinctive investment scenarios for the integration of fluctuating renewables in the German power system. Using a combined model for dispatch, transmission, and investment, three different investment options are considered, including gas-fired power plants, pumped hydro storage, and...

We use a neoclassical production function to analyze the effects of knowledge spillovers via entrepreneurship on economic performance of 337 German districts. To take the spatial dependence structure of the data into account, we estimate a spatial Durbin model. We highlight the importance of the...

This paper investigates the impact of new firms' quality on the magnitude of their employment effects. Our results clearly show that the quality of start-ups, measured by their affiliation with sectors and innovative industries, strongly influences the direct and the overall employment...

The self-employment rate includes entrepreneurs out of opportunity and entrepreneurs out of necessity. While the effect of opportunity entrepreneurs on economic development should be positive, there should be no or a negative effect of necessity entrepreneurship. We use a geographically weighted...

We suggest to use Internet car sale price advertisements for measuring economic inequality between and within German regions. Our estimates of regional income levels and Gini indices based on advertisements are highly, positively correlated with the official figures. This implies that the...

This paper investigates to what extent the different subsectors of the knowledge economy are subject to sector-specific spatial patterns of employment dynamics, and whether these patterns are conditional upon the general economic climate in a particular region. To this end, we analyze and...

There is a broad consensus in the literature in that R&D is a precondition for innovation and in turn, for economic growth. On the regional level, this implies that regions with a high stock of R&D should reveal better results when it comes to economic performance. This presumption has lead...