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...

In der vorliegenden Arbeit wird die Reaktion des DAX auf makroökonomischen Konjunkturmeldungen in Form von Veröffentlichungen des ZEWFinanzmarkttests untersucht. Zur Messung der Reaktion stehen die 15-Sekunden-Intraday- Realisationen des XDAX zur Verfügung. Die mittels Vergleich von...

Social network formation models are often compared by their network structures, which satisfy specific equilibrium or welfare properties. Here, we concentrate on welfare criteria and define properties of utility function which are causal for certain network structures. We hope the identification...

During the last two decades the so called IT revolution has led to a diverse pattern of growth and employment in OECD countries. In particular, anglo-saxon economies like the U.S. or the U.K. exhibited high rates of economic performance and low unemployment rates, whereas continental European...

Following the well-known approach by Adler and Dumas (1984) we evaluate the foreign exchange rate exposure of nations. Results based on data from 27 countries show that national foreign exchange rate exposures are significantly related to the current balance variables of corresponding economies.

This article explores nonlinearities in the response of speculators' trading activity to price changes in live cattle, corn, and lean hog futures markets. Analyzing weekly data from March 4, 1997 to December 27, 2005, we reject linearity in all of these markets. Using smooth transition...

Dieses Papier beschreibt in Grundzügen die Vorgehensweise und erste Ergebnisse einer Meta-Analyse empirischer Arbeiten zur negativen Generalpr ävention. Von vielen hundert Studien aus allen Fach- und Themengebieten wurden zufällig 200 ausgewählt und mittels einer Meta-Analyse ausgewertet....

Guided by game theory we develop a model to explain behavioral equilibria under uncertainty and interaction with the spot market on balancing markets. We offer some insights for the general model and derive explicit solutions for a specific model in which the error distributions and pricing...

This article analyses the school performance of migrants dependent on peer groups in different international schooling environments. Using data from the international OECD PISA test, we consider social interaction within and between groups of natives and migrants. Results based on social...

A sample of 200 studies empirically analyzing deterrence in some way is evaluated. Various methods of data mining (stepwise regressions, Extreme Bounds Analysis, Bayesian Model Averaging, manual and naive selections) are used to explore different influences of various variables on the results of...