Die vorliegende Arbeit untersucht wissenschaftlich anhand eines theoretischen Modells, wie sich internationale Migration auf die Volkwirtschaft des Aufnahmelandes auswirkt – nicht nur im Rahmen der EU-Osterweiterung. Kapitel eins enthält neben einer Hinführung zum Thema einen allgemeinen...

This paper focuses on the role of R&D efforts – both domestic and foreign – and human capital investments to the development of national productivity. As technology is also embodied in human capital, the paper empirically investigates the significance of labour mobility as an effective...

Does emigration really drain human capital accumulation in origin countries? This paper explores a unique household survey purposely designed and conducted to answer this specific question for the case of Cape Verde. This is allegedly the African country suffering from the largest "brain drain",...

The aim of this doctoral thesis is to look at the worldwide relevance of high-value patents granted in Germany between the enactment of the first nationwide German patent law in 1877 and 1932. This patent act enabled both, national and foreign patentees to reap the fruits of their intellectual...

For researchers studying the economic development of nations, the availability of human capital data is crucial. Economists making efforts to examine the impact of human resources on economic development before the end of World War II often face massive problems. Methods of collecting data,...

This Ph.D. dissertation studies innovation in Germany from 1877 to 1914. The German patents that had survived for at least ten years are used as a proxy of innovation. The introduction briefly outlines the issues to be investigated. The first chapter examines the successive waves of...