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Many performance measures, such as the classic Sharpe ratio have difficulty in evaluating the performance of mutual funds with skewed return distributions. Common causes for skewness are the use of options in the portfolio or superior market timing skills of the portfolio manager. In this...
Persistent link: https://www.econbiz.de/10005413128
Data Envelopment Analysis (DEA) is a linear programming based method for evaluating performance of comparable production units such as firms. Although the method is already extensively applied in many areas of economics, its use in environmental economics and related fields remains limited. The...
Persistent link: https://www.econbiz.de/10005556149
The Commitment to Development Index of the Center for Global Development rates 21 rich countries on the “development-friendliness” of their policies. It is revised and updated annually. In the 2004 edition, the component on foreign assistance combines quantitative and qualitative measures of...
Persistent link: https://www.econbiz.de/10005118812
firm level. The first part of our analysis is dedicated to the determinants of innovation and reveals two different … innovation regimes. On the one hand, radical innovations rely strongly on firm-level spillovers, including property rights, and … innovation height matters. We also find evidence that TFP growth is better represented by an upward shift of the production …
Persistent link: https://www.econbiz.de/10005407643
play a role in the contemporaneous evolution of innovation in a broad cross section of countries today. Our results …, while 'home grown' innovation is more sensitive to internal structural and institutional factors. …
Persistent link: https://www.econbiz.de/10005407698
La protection juridique des méthodes commerciales liées à Internet est très controversée. Est-il opportun de protéger des biens immatériels ou des idées ? N'est-ce pas menacer durablement le développement de la "nouvelle économie" ? N'est-ce pas brider l'activité inventive et...
Persistent link: https://www.econbiz.de/10005407748
An analytical innovation enhances microeconomics, enabling it to answer all questions of macroeconomics. It combines …
Persistent link: https://www.econbiz.de/10005412698
This paper presents the stylized facts of open source software innovation and provides empirical evidence on the impact … formal model that captures the innovation impact of OSS entry by examining a change in market structure from monopoly to …
Persistent link: https://www.econbiz.de/10005412869
. The business services industry has an important role in the national innovation system and in knowledge spillovers to … other industries. The innovation contribution of business services to the rest of the economy may countervail the effect of …
Persistent link: https://www.econbiz.de/10005412877
innovative activities. While the vital importance of innovation in today’s competitive climate has been widely proclaimed, our … contributes the understanding of innovation in service organisations by exploring past and present perceptions of banks' senior …
Persistent link: https://www.econbiz.de/10005412891