Energy commodity prices have been rising at an unprecedented pace over the last five years. As oil supplies tighten and prices frequently break new highs, major oil companies have recently unveiled a flurry of multi-billion dollar deals for new projects whose target is not oil but natural gas....

This study examines the impact of real estate brokers on the price of residential properties sold in 2005 in twelve French cities. The results indicate that brokers increase the prices of properties they sell even though they appear to have heterogeneous behaviours across cities. The impact of...

The paper models a program of high‐activity nuclear‐waste management. The physics of cooling incites to store hot waste for a while to spare scarce disposal volume: indeed, colder parcels may be put in tighter conditions. The optimal unconstrained duration of storage is characterized....

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...

We propose a model of seasonal gas markets which is flexible enough to include supply and demand shocks while also considering natural gas as an exhaustible resource. Using US data, we estimate the model’s structural parameters and test economically founded restrictions. We analyze,...