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Refereed essays Web of Science
We evaluate three policy reforms targeted at older unemployed people: (i) an hourly wage subsidy, (ii) an in-work credit, and (iii) an employment bonus in the form of subsidized social security contributions on low wages. The work-incentive, labor-supply, and welfare effects of these policy reforms are analyzed on the basis of a behavioral microsimulation model for Germany. We find that the simulated ...
In:
Finanzarchiv
64 (2008), 3, S. 380-402
| Peter Haan, Viktor Steiner
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Refereed essays Web of Science
In the development literature, there exists no systematic study of external borrowing in post-conflict countries. We address this gap by analyzing statistical and case study evidence from three African countries. We find that many war-affected countries face rising debt arrears and deteriorating relations with creditors. Rebuilding trust between lenders and borrowers is hence a crucial but often slow ...
In:
World Development
36 (2008), 3, S. 485-504
| Patricia Alvarez-Plata, Tilman Brück
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Refereed essays Web of Science
During the two decades between 1980 and 2000, there was no clear overall trend of economic convergence or divergence among West German regions. However, a number of regions that were already rich - generally large agglomerations - had succeeded in further distancing themselves from the rest. At the same time, knowledge-intensive services are identified as industries whose geographical concentration ...
In:
Regional Studies
42 (2008), 3, S. 413-421
| Kurt Geppert, Martin Gornig, Axel Werwatz
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Refereed essays Web of Science
We investigate the impact of measures of uncertainty on firms' capital investment behavior using a panel of U.S. firms. Increases in firm-specific and CAPM-based measures have a significant negative effect on investment spending, while market-based uncertainty has a positive impact
In:
Economics Letters
98 (2008), 3, S. 282-287
| Christopher F. Baum, Mustafa Caglayan, Oleksandr Talavera
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Refereed essays Web of Science
This paper presents a model of the European natural gas supply, GASMOD, which is structured as a two-stage-game of successive natural gas exports to Europe (upstream market) and wholesale trade within Europe (downstream market) and which explicitly includes infrastructure capacities. We compare three possible market scenarios: Cournot competition in both markets, perfect competition in both markets, ...
In:
Energy Economics
30 (2008), 3, S. 766-788
| Franziska Holz, Christian von Hirschhausen, Claudia Kemfert
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Refereed essays Web of Science
The paper investigates the role of human capital on immigrants' ethnic ties towards their home and host countries. Pre-migration characteristics dominate ethnic self-identification. Human capital acquired in the host country does not affect the attachment to the receiving country
In:
Economics Letters
98 (2008), 3, S. 235-239
| Laura Zimmermann, Liliya Gataullina, Amelie Constant, Klaus F. Zimmermann
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Refereed essays Web of Science
Analysis of consumer-related and consumer-generated data is a very important way to measure the success of on-line retailing. The software packages for data analysis have two major shortcomings: (1) solutions are not offered as a service reachable by standard procedures over the Internet, but as isolated standalone applications or ERP system modules; (2) privacy restrictions need to be integrated into ...
In:
International Journal of Electronic Commerce
12 (2008), 3, S. 115-150
| Bettina Berendt, Sören Preibusch, Maximilian Teltzrow
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Refereed essays Web of Science
This paper investigates the association between obesity and skill attainment in early childhood (aged 2-3 years). Data from the German Socio-Economic Panel Study are used to estimate models of developmental functioning in four critical areas (verbal skills, activities of daily living, motor skills, and social skills) as a function of various measures of weight (including body mass index and obesity) ...
In:
Economics and Human Biology
6 (2008), 3, S. 388-397
| John Cawley, C. Katharina Spieß
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Refereed essays Web of Science
While global migration is increasing, internal EU migration flows have only increased slowly. This paper contributes to a better understanding of the determinants and scale of European migration. It surveys previous historical experiences and empirical findings including the recent Eastern enlargements. The determinants of migration before and after the 2004 enlargement and in the EU15 and EU10 countries ...
In:
Oxford Review of Economic Policy
24 (2008), 3, S. 428-452
| Anzelika Zaiceva, Klaus F. Zimmermann
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Refereed essays Web of Science
Using probabilistic expectations data from the German Socio-Economic Panel, we establish a link between self-reported expectations of occupational mobility and preferences for redistribution. Our results provide new evidence on the validity of the "prospect of upward mobility" hypothesis. (
In:
Economics Letters
99 (2008), 3, S. 449-453
| Helmut Rainer, Thomas Siedler