The questioning of how public investments decisions are made leads to a two-level problematic. On the one hand, public decision makers have constrained resources that they have to use the best way they can. On the other hand, by choosing between alternative investments projects, decision makers...

Network industries are now characterized by a regime of permanent innovation, while they continue to be fixed and sunk cost industries, due to the high level of investments in R&D and infrastructures. Players in these industries need to coordinate their investments; hence a threat of collusion....

Energy efficiency is the critical parameter for policies that aim at reducing energy consumption while maintaining or even boosting economic growth. The two main options to influence energy efficiency are changes in relative prices, i.e., raising the price of energy through economic instruments,...

Motivated by policy events experienced during the last two decades by the European natural gas industry, this paper develops a simple model for analyzing the interaction between gas release and capacity investment programs as tools to improve the performance of imperfectly competitive markets....

After having been considered as a public good during decades, electricity is now regarded as a tradable commodity in most developed countries. Since they were launched twenty years ago, electricity derivative markets exhibit sustained rises in their transaction volumes. Even if these markets are...

Since the late 90s,, European industries of electricity and gas have been subject to a process of concentration at both horizontal and vertical levels. At first glance, this consolidation is quite natural since, on the one hand, the application of European directives to open to competition has...

The international energy environment is full of uncertainties. However, the aggravation of global warming and the stagnation of climate geopolitics reinforce the urgency for action and the development of adaptation policies. Europe has set up a long term energy vision which is very responsible...