The paper discusses various possible approaches to turnover taxation in cyberspace. It shows that the main challenge of the new economy is to effectively cope with B2C international trade in digital online goods and services. However, most approaches to turnover taxation discussed in the...

The Global Integrated Sustainability Model (GISMO), developed at the Netherlands Environmental Assessment Agency (PBL), is a platform for analysing the complexity of sustainable development and human well-being with regards to the three sustainability domains: People, Planet, and Profit (PPP)....

The thesis analyzes monetary and labor policies under different market frictions. In the first part several versions of a microfounded dynamic general equilibrium model with monopolistic competitors in the product and/or labor market are derived and simulated. First of all, the monetary...

Globalization has entered a new stage, with new and varying constellations of winners and losers and thus, calls for a new policy paradigm. In contrast to the traditional way of thinking - the welfare state redistributes purchasing power to the disadvantaged to support them in the event of...

Zahlreiche empirische Tests des Ricardianischen Äquivalenztheorems beruhen auf Kleinst-Quadrat-Schätzungen von Konsumfunktionen. Im vorliegenden Aufsatz wird gezeigt, daß einige dieser Schätzungen keine Grundlage für aussagekräftige Tests des Theorems bilden können. Zum einen sind die...