In this paper we highlight the importance of analysing the evolution of income inequality separately for employees and self-employed workers. Using Spanish panel data on income and consumption for the period 1987-96, we find noticeable differences across these groups in the evolution of income...

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...

A review of the literature indicates that Foreign Direct Investment has the potential to increase the intensity of competition and to act as a channel for technology transfers. Using a Spanish firm level data set, we disentangle these effects by estimating a dynamic model of firm level...