Zusammenfassung Die Bedeutung von Transaktionskosten für die wirtschaftliche Entwicklung war in den letzten Jahrzehnten Gegenstand zahlreicher ökonomischer Forschungsansätze. Nur ein sehr kleiner Teil davon wählte eine empirische Herangehensweise. Dieser Aufsatz beginnt mit einem kurzen...

We analyse the decline in output volatility in Germany. A lower level of variance in an autoregressive model of output growth can be either due to a change in the structure of the economy (a change in the propagation mechanism) or a reduced error term variance (reduced impulses). In Germany the...

Does immigration accelerate sectoral change towards high-productivity sectors? This paper uses the mass displacement of ethnic Germans from Eastern Europe to West Germany after World War II as a natural experiment to study this question. A simple two-sector model of the economy, in which moving...

Does immigration accelerate sectoral change towards high-productivity sectors? This paper uses the mass displacement of ethnic Germans from Eastern Europe to West Germany after World War II as a natural experiment to study this question. A simple two-sector model of the economy, in which moving...