This article examines the effects of market structure on the variety of research projects undertaken and the amount of duplication of research. A characterization of the equilibrium market portfolio of R&D projects and the socially optimal portfolio is provided. It is shown that a merger...

In Germany a public discussion on the power of banks has been going on for decades now with the term power having at least two meanings. On the one hand, it denotes the power of banks to control public corporations through direct shareholdings or the exercise of proxy votes this is the power of...

Under the regime of Regulation 1/2003 on the implementation of the rules of competition laid down in Articles 101 and 102 TFEU undertakings are obliged to take care by themselves of their compliance with the competition rules. For practical purposes this is also true when it comes to the rules...

When firms decide to invest in R&D, they have to choose not only the amount of resources to invest, but also which research projects to develop. This paper investigates the market portfolio of research projects. Contrary to most of the literature, which focuses only on the level of investment in...