What happens to demand if a magazine launches a website? This question is empirically analyzed for the German women?s magazine market, a particularly large segment of the German magazine where fierce competition is reigning. Models for differentiated product demand are estimated on panel data...

This paper compares technologies across space and time on the basis of factual and counterfactual substitution elasticities and argues that differences in estimated substitution elasticities should be decomposed into two counterfactual components. While the first component is designed to...

This paper analyses the impact of family background, gender and cohort on educational attainment in France and Germany, relying on a theoretical model imbedded in the human capital theory. In a second step, the educational process is decomposed into school and post-school achievement. The same...

In this analysis, the informational content of central bank rhetoric is assessed based on the experience with the ECB since 1999. Among the ECB?s communication channels we focus on the monthly press conferences. Based on a counting of certain signal words we construct a wording indicator...

The communication policy of the European Central Bank attracts a lot of attention from financial markets. This paper analyses the informational content of the monthly introductory statements of the ECB president explaining interest rate decisions with regard to inflation expectations of...

This paper investigates why financial market experts misperceive the interest rate policy of the European Central Bank (ECB). Assuming a Taylor-rule-type reaction function of the ECB, we use qualitative survey data on expectations about the future interest rate, inflation, and output to discover...

Die vorliegende Arbeit diskutiert Ursachen für Unsicherheiten von Konjunkturprognosen und demonstriert die Berechnung von empirischen Prognoseintervallen. Die Verwendung empirischer Prognoseintervalle für eine Beurteilung der Signifikanz von Prognoserevisionen wird für den Median der...

Theory predicts a positive relationship between market concentration and profitability in most scenarios. In empirical work, however, this relation is frequently not found or only a weak connection is observed. We compare the performance of concentration and market share variables, which are...

Any serious empirical study of factor substitutability has to allow the data to display complementarity as well as substitutability. The standard approach reflecting this idea is a translog specification – this is also the approach used by numerous studies analyzing the relative capital-skill...

Any serious empirical study of factor substitutability has to allow the data to display complementarity as well as substitutability. The standard approach reflecting this idea is a translog specification – this is also the approach used by numerous studies analyzing the relative capital-skill...