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Aggregate Unemployment Decreases Individual Returns to Education

Ammermüller, Andreas; Kuckulenz, Anja; Zwick, Thomas - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2006

On the basis of a theoretical model, we argue that higher aggregate unemployment affects individual returns to … education. We therefore include aggregate unemployment and an interaction term between unemployment and the individual education … level in a standard Mincer equation. Our results show that an increase in regional unemployment by 1% decreases the returns …

Persistent link: https://www.econbiz.de/10005098068

Do Computers Call for Training? Firm-level Evidence on Complementarities Between ICT and Human Capital Investments

Hempell, Thomas - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2003

This paper explores whether investments in information and communication technologies (ICT) and firm?sponsored training programmes are complementary. Three approaches are applied to panel data from German service companies for the time period 1994?98. Results for a system of interrelated factor...

Persistent link: https://www.econbiz.de/10005097535

ICT, Innovation and Business Performance in Services: Evidence for Germany and the Netherlands

van der Wiel, Henry; van Leeuwen, George; Hempell, Thomas - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2004

Using panel data for German and Dutch firms from the services sector, this paper analyses the importance of ICT capital deepening and innovation for productivity. We employ a model that takes into account that innovation and ICT use may be complementary. The results show that the contribution of...

Persistent link: https://www.econbiz.de/10005097585

Does Experience Matter? Innovations and the Productivity of ICT in German Services

Hempell, Thomas - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2002

In this paper, it is argued that ICT investment is closely linked with complementary innovations and most productive in firms with innovative experience. In an analysis based on firm?level panel data covering the period 1994?99, system GMM estimates for an extended production function framework...

Persistent link: https://www.econbiz.de/10005097592

Wage and Productivity Effect of Continuing Training in Germany: A Sectoral Analysis

Kuckulenz, Anja - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2006

Wage and productivity effects of training are compared to study how the training rent is shared between employers and employees. With panel data from 1996-2002, I analyse the impact of continuing training on wages and productivity in a Cobb-Douglas production framework. Using system GMM...

Persistent link: https://www.econbiz.de/10005097756

What's Spurious, What's Real? Measuring the Productivity Impacts of ICT at the Firm-Level

Hempell, Thomas - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2002

In order to assess the productivity effects of information and communication technologies (ICT), regressions based on cross?sectional firm?level data may yield unreliable results for the commonly employed production function framework. In this paper, various estimation biases and econometric...

Persistent link: https://www.econbiz.de/10005098399