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Investment opportunities in Central and Eastern European equity markets: an econometric examination of the risk-return relationships for western investors
Schröder, Michael - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2000
This study focuses on the diversification benefits of the most developed equity markets of Central and Eastern Europe (CEE). To evaluate these benefits of diversification we use so-called spanning tests based on a stochastic discount factor approach and estimated by General Methods of Moments...
Persistent link: https://www.econbiz.de/10005097624
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Skill composition and regional entrepreneurship: a comparative study between Germany and Portugal
Mendonça, Joana; Grimpe, Christoph - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009
member states, different institutional infrastructures for entrepreneurship. Based on a harmonized dataset, our results …
Persistent link: https://www.econbiz.de/10008533679
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Matching of Individuals for Start-Ups: A Test of the O-Ring Theory
Müller, Bettina - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2008
In this paper I analyse how individuals match for for the purpose of setting up a new firm. As a theoretical basis I use the O-ring theory introduced by Kremer (1993) and applied to new firms by Fabel (2004). The O-ring theory predicts that individuals segregate between firms according to their...
Persistent link: https://www.econbiz.de/10005097521
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Ability matching and survival of start-ups
Müller, Bettina - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009
In this paper, I analyse how the survival of new firms is affected by the average ability level in the founding team, the team size, team members' homogeneity with respect to ability, and team members' heterogeneity with respect to education. As a theoretical basis, I apply the O-ring theory...
Persistent link: https://www.econbiz.de/10005027062
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Team heterogeneity in startups and its development over time
Kaiser, Ulrich; Müller, Bettina - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2013
entrepreneurship research. To assess relative workforce heterogeneity, we construct a simulated benchmark to which we compare observed …
Persistent link: https://www.econbiz.de/10010985639
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Regional Versus Individual Aspects of the Digital Divide in Germany
Schleife, Katrin - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2008
This paper analyzes the regional dimension of the German digital divide. It studies the determinants of home Internet use in Germany on the level of counties as well as on the level of individuals. Based on two large data sets, the analyses show that population density itself cannot explain...
Persistent link: https://www.econbiz.de/10005097941
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Regional Versus Individual Aspects of the Digital Divide in Germany
Schleife, Katrin - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2007
This paper analyzes the regional dimension of the German digital divide. It considers the impact of regional characteristics on differences in the share of Internet use between German counties. In addition, it studies the influence of regional factors as well as individual characteristics on the...
Persistent link: https://www.econbiz.de/10005098008
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Regional versus individual aspects of the digital divide in Germany
Schleife, Katrin - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2006
This paper analyzes the regional dimension of the German digital divide. It considers the impact of regional characteristics on differences in the share of Internet use between German counties. In addition, it studies the influence of regional factors as well as individual characteristics on the...
Persistent link: https://www.econbiz.de/10005098292
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Online but still divided: Inequality in private internet use in Germany
Coneus, Katja; Schleife, Katrin - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2010
In this analysis, we compare the determinants of the first-level and the second-level digital divide for private internet use in Germany. Our work offers three important innovations. First, we use the exact weekly duration of internet use to explain inequalities in internet intensity, explicitly...
Persistent link: https://www.econbiz.de/10008568593
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The interdependence of R&D activity and debt financing of young firms
Fryges, Helmut; Kohn, Karsten; Ullrich, Katrin - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2012
We investigate the interdependence of debt financing and R&D activities of young firms. Using micro-level data of the … interdependent relationship between the share of loan financing and R&D intensity. A higher share of loan financing allows for more R … detected by merely estimating single-equation models for R&D intensity and debt financing. …
Persistent link: https://www.econbiz.de/10010957587