After a brief historical overview of its main achievements, this paper examines some of the most relevant characteristics of the Spanish rail system and its performance in recent years. It particularly focuses on the new organizational model emerging from the 2003 Railroad Law which, after...

After a brief historical overview of its main achievements, this paper examines some of the most relevant characteristics of the Spanish rail system and its performance in recent years. It particularly focuses on the new organizational model emerging from the 2003 Railroad Law which, after...

The purpose of this paper is to provide a quantitative assessment of the degree of concentration in infrastructure industries at the regional and global levels. We calculate regional and global concentration indexes for electricity generation and distribution, water and sanitation, and fixed and...

The purpose of this paper is to provide a quantitative assessment of the degree of concentration in infrastructure industries at the regional and global levels. We calculate regional and global concentration indexes for electricity generation and distribution, water and sanitation, and fixed and...