In a model of vertical product differentiation, duopolistic firms face qualitydependent costs and compete in quality and price in two segmented markets. Minimum quality standards, set according to the principle…
This paper analyzes the effects of public R&D subsidies on R&D expenditure in the German manufacturing sector. The focus is on the question whether public R&D funding stimulates or crowds out private investment.…
Das heutige System der sozialen Mindestsicherung verhindert in Deutschland die Ausbildung eines Niedriglohnsektors. Dies ist eine wesentliche Ursache für die hohe Arbeitslosigkeit Geringqualifizierter. Dieser…
This paper uses an empirical connection between real stock market indices of Germany and the USA for forecasting corresponding returns. We are starting from the random walk as the traditional forecasting model…