This paper analyses Greek fiscal sustainability from a retrospective and a prospective view. Implications of Greek fiscal (un)sustainability are discussed. In the empirical analysis econometric testing of Greek government solvency during the period 1985-2008 is combined with a scenario analysis...

This paper analyses market efficiency and the role of the virtual location in digital markets using a data set containing more than 23,000 price observations from the online market for contact lenses as well as detailed information about online retailer and product characteristics. The data...

We implement an endogeneous switching-regression model for labour productivity and firms' decision to use business-to-business (B2B) e-commerce. Our approach allows B2B usage to affect any parameter of the labour productivity equation and to properly take account of strategic complementarities...

Although in its infancy, one promising application of Internet technology for firms is so-called Internet commerce or electronic commerce. This paper analyses the determinants of B2B (business-to-business) adoption borrowing from the literature on the adoption of new technologies and considering...

Our study is based on the traditional Becker-Ehrlich deterrence model, but we analyse the model in the face of currently discussed factors of crime like demographic changes, youth-unemployment and income inequality. We use a panel of the German Laender (states) that allows us to exploit...

This paper presents estimates of the unification bonus for East Germans over the period 1991 to 1998. The unification bonus is defined as the discounted value of the difference between a person?s actual income and his or her counterfactual real income stream forecast for a hypothetical...

Im deutschen Einkommensteuersystem wird Ersparnisbildung in Kapitallebensversicherungen durch die Absetzbarkeit der Versicherungsprämien bei der Ermittlung des zu versteuernden Einkommens und durch die Steuerfreiheit der Endausschüttung begünstigt. Die daraus resultierende Steuerersparnis ist...

This paper compares trends in wage inequality in the U.S. and Germany using an approach developed by MaCurdy and Mroz (1995) to separate age, time, and cohort effects. Between 1979 and 2004, wage inequality increased strongly in both the U.S. and Germany but there were various country specific...

Driven by ICT, universities are changing in depth the nature and forms of learning processes, which are intended to prepare students to a better entry into the labour market. In this paper, we focus on the evolution of students' use of ICT in such an institution characterized by organizational...