The adequate measurement of real estate risk is of utmost importance for asset management and real estate portfolio management. Most real estate academics agree that volatility, commonly used as a measure of real estate risk, is inappropriate for that purpose. However, volatility is still a...

Beyond their function of protecting and rewarding innovation, patents are increasingly used as mediation instruments and as vehicles for interactions. Focusing on the development of new, genetically engineered vaccines, we show that they are central components of the production of innovation. A...

This paper compares the career effects of overseas and domestic PhD training for scientists working in an emerging economy, South Africa. Variations in scientific achievements of South African academics may arise be- cause those who attend "better" PhD programmes receive better training, but it...

This paper looks at the inclusion of excluded groups, notably the racial transformation of the South African university system. Both demand-side factors - are qualified black people hired as faculty? - and supply-side factors - are there enough qualified black people who can be hired as faculty?

This paper answers the following two questions: 1) In the data, can we find a dilution effect of population growth also on per-capita human capital investment? If yes, 2) how can we use this fact to explain theoretically the existence of a differential impact of population change on economic...

This paper investigates how technological distance between firms affects their network of R&D alliances. Our theoretic model assumes that the benefit of an alliance between two firms is given by their technological distance. This benefit-distance relationship determines the ego-network of each...

This paper compares the career effects of overseas and domestic PhD training for scientists working in an emerging economy, South Africa. Variations in scientific achievements of South African academics may arise be- cause those who attend "better" PhD programmes receive better training, but it...

Der dritte Bildungsweg, d.h. der Hochschulzugang ohne zusätzlichen Schulbesuch über eine berufliche Ausbildung und Tätigkeit wird von einer kleinen jedoch steigenden Zahl von Menschen beschritten. Die vorliegende qualitative Studie untersuchte Lernbiografien von Studierenden des Dritten...

This paper looks at the inclusion of excluded groups, notably the racial transformation of the South African university system. Both demand-side factors - are qualified black people hired as faculty? - and supply-side factors - are there enough qualified black people who can be hired as faculty?...