Studies of spatial policy interdependence in (local) public policies usually concentrate on the relations between jurisdictions within a single analysed region, and disregard possible extra-regional effects. This paper evaluates the validity of such restriction by studying German local...

Due to behavioral effects triggered by redistributional interventions, it is still an open question whether government policies are able to effectively reduce income inequality. We contribute to this research question by using different country-level data sources to study inequality trends in...

This paper analyzes decisions on emissions of a stock pollutant under uncertainty in a two period model. Decisions are based on a weighted average of expected utility (EU) and the MaxiMin criterion. I first show that more weight on the worst case (less weight on EU) may lead to increased first...

This paper analyses the impact of business process outsourcing (BPO) on firm productivity based on a comprehensive German firm-level panel data set covering manufacturing and service industries. The growing importance of service inputs into the production process is undisputed. Firms...

This paper examines the management practices of German firms with obligations under the EU Emissions Trading Scheme (EU ETS) based on six structured in-depth interviews with managers of firms from different industries and based on survey data. The paper sheds light on management and trading...

Using firm-level data from the German manufacturing sector, we estimate a dynamic, structural model of the firm's decision to invest in R&D and quantify the cost and longrun benefit of this investment. The model incorporates and quantifies linkages between the firm's R&D investment, product and...

This paper investigates the role intangible capital plays for economic growth in different sectors in Germany. It consists of two major parts. In the first part, we aim at measuring investment in intangibles at the sector level. We shed light on differences across sectors but also compare these...

Für die Bundesrepublik und insbesondere für Baden-Württemberg mit seiner hohen Industriedichte und dem großen Anteil innovativer Unternehmen ist das Verständnis der wirtschaftlichen Zusammenhänge zwischen Beschäftigung, Qualifikation und technischem Fortschritt von zentraler Bedeutung....

The shift towards more open and interconnected innovation activities has been a major topic of recent academic and practitioner discussions. Firms have to connect their in-house R&D activities with external partners, such as leading customers or universities, to increase the effectiveness of...