This paper deals with price competition among multiproduct firms. We consider a model with n firms and one representative buyer. Each firm produces a set of products that can be different or identical to the other firms' products. The buyer is characterized by her willingness to pay -in monetary...

I construct a model in which an oligopoly first invests in persuasive advertising in order to induce brand loyalty to consumers who would otherwise buy the cheapest alternative on the market, and then competes in prices. Despite ex-ante symmetry, at equilibrium, there is one firm which chooses a...

This paper provides empirical evidence on the relationship between indicators of competitive pressure and innovation incentives using panel data of Spanish manufacturing firms for the period 1990-2006. Instead of using standard indicators of competition, such as market concentration measures or...

In the last years, the increase in the level of competition, the reduction of margins, the phenomenon of banking disintermediation, etc. have affected the bank´s income structure, increasing the importance of non-interest income. This paper examines the impact of past and current developments...

We analyze the relationship between wage distribution, degree of redistribution of the Social Security and effective retirement age. We develop a two-staged political economy model. In the first stage government chooses the redistribution level of the Social Security Program, according to three...

This paper analyses the degree of competition among banks and savings banks during the 1992-99 period using two industrial organisation tools: the Panzar and Rosse contrast (1987) and Lerner¿s estimation of indices. Panzar and Rosse¿s contrast does not allow to reject the monopolistic...

This paper analyses the evolution of competition in the Mexican banking system in the period 1993-2005, a period of deregulation, liberalization and consolidation of the sector. For this purpose we use two indicators of competition from the theory of industrial organization (the Lerner index and...

This paper analyzes net interest income in the Mexican banking system over the period 1993-2005. Taking as reference the seminal work by Ho and Saunders (1981) and subsequent extensions by other authors, our study models the net interest margin simultaneously including operating costs and...

This study analyses the evolution of market power in the banking sectors of the European Union based on the estimation of Lerner indices. Using a panel of 18,810 observations of the banking industries of Germany, France, Italy, Spain and the United Kingdom during the period 1992-99, the results...