The number of passenger cars in Germany has increased continuously in recent years and reached a new high of 48.8 million in 2023. This means that on average, there are 1.2 passenger cars for the 40.7 million households in Germany. On average, new registra-tions amount to 3.1 million vehicles...

This paper explores the relation between social capital and regional labour mobility. Individuals live for two periods. In the first period they work and invest into regionally immobile social capital. At the end of the period there may be an income shock. In the case of a shock, individuals...

This paper analyzes the effects of public debt on endogenous growth in an overlapping generations model. The government fixes the budget deficit ratio. If the deficit ratio stays below a critical level, then there are two steady states where capital, output, and public debt grow at the same...