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...

This paper deals with carbon price variations using a multi time scale decomposition based on the theory of wavelets. Our approach is based on wavelet packet transforms. This original approach enables us to identify that the periods which contribute the most to EUA spot, EUA futures, and CER...

The disclosure of information to workers can take several forms (company journal, meeting with shop stewards, etc). This paper is about a form rarely studied: the boss's speech at the work medal ceremony. These medals were created by the ministry of commerce in France in 1886. The success of...

With the increased availability of high-frequency financial market data in recent years, the extraction of “realized” volatility (from intraday squared returns) has led to numerous theoretical developments and empirical applications for a wide range of equity and commodity markets. This...

This research contributes to the problem of economic and accounting valuation of the assets reserves and resources in the extractive industry. It aims to answer the following question: What are the economic values of reserves and resources that are recognized by corporate accounting and what...

Overview: The oil-gas relationship is investigated using recent econometric methodology based on a factor analysis and a proper analysis of correlation in residuals. Our methodology allows bypassing the two main issues when dealing with the question of comovement. First, it is important to...

This paper studies the possible impacts of liquefied natural gas (LNG) projects on natural gas prices on both sides of the U. S.-Mexico border in California. In that state gas prices are high and demand is expected to grow. Several projects for LNG facilities have been proposed and have to cope...