This paper addresses the issue of whether and by how much public investment or public capital can enhance economic performance. In comparison with the literature on the subject, we apply many different methodologies to answer these questions. A VAR model (for France, Italy, Germany, the UK and...

In the 1970s, Thomas C. Schelling proposed a model which claimed to show that a high degree of spatial segregation can result from individual preferences which do not in themselves aim to achieve such a degree of collective segregation. A perverse effect seems therefore to occur. However, the...