The role of product market reforms in achieving the objective of higher employment and growth has recently received much attention amongst academics. The aim of this paper is to analyse some of the channels through which cross-market effects come about and to assess their policy relevance. The...

For a market of horizontal product differentiation, the paper examines the effects of the level of competition on the firm's decision between a product and process innovation. When firms have to choose between the two types of innovation, it is demonstrated that both firms undertake the product...

In the past decades telecommunications markets all over the world have changed immensely. Liberalization and privatization stimulated competition in fixed line telecommunications and helped increasing efficiency. Prices in fixed line telecommunications markets have decreased significantly, and...

In liberalized electricity markets strategic firms compete in an environment characterized by fluctuating demand and non-storability of electricity. While spot market design under those conditions by now is well understood, a rigorous analysis of investment incentives is still missing. Existing...

Bei dem so genannten "Job-Gipfel" hat sich die Bundesregierung mit Spitzenvertretern der Opposition auf Steuererleichterungen für Unternehmen geeinigt. Nach Ansicht von Jürgen R. Thumann, BDI, werden Steuerentlastungen zu mehr Investitionen und Arbeitsplätzen führen, denn "sie sind als...

We argue that, in a simple setting, the relation between the intensity of competition and cost-reducing investment is U-shaped. We consider a two-stage game with cost-reducing investments followed by a linear differentiated Cournot duopoly. We first show that, except for firms that are much less...

The paper analyzes the effects of more intense competition on firms' incentives to invest in process innovations. We carry out experiments for two-stage games, where R&D investment choices are followed by product market competition. As predicted by theory, an increase in the number of firms from...