We present a Hotelling model of price and advertising competition between prescription drugs that differ in quality/side e¤ects. Advertising results in the endogenous formation of two consumer groups: brand loyal and non-brand loyal ones. We show that advertising strategies are strategic...

We present a Hotelling model of price and advertising competition between prescription drugs that differ in quality/side effects. Promotional effort results in the endogenous formation of two consumer groups: brand loyal and non-brand loyal ones. We show that advertising intensities are...

This paper analyses the evolution of total factor productivity growth and market power in Spain during the period 1983-1996. The data consists of a large firm level data set that encompasses all sectors of economic activity apart from financial institutions. The results show that traditional...

The aims of this paper are to study the effects of mergers on the R&D activity of consolidated firms and to explore the relationship between ex-ante relatedness of merging parties and their ex-post performances. The analysis is conducted using data of the pharmaceutical industry for the period...

This paper takes a new look at the effects of mergers on innovation by analysing the relationship between ex-ante technological (and product) relatedness of acquirers and targets and post-merger performances. The analysis is conducted using data on consolidations in the pharmaceutical industry...