Alvarez-Ramirez, Jose; Ibarra-Valdez, Carlos; Bernabe, … - In: Physica A: Statistical Mechanics and its Applications 349 (2005) 3, pp. 625-640
In recent months, the crude oil market has shown an abnormal behavior as compared with the previous 20 years. The most relevant feature of it being the high-level prices, well beyond the most pessimistic forecasting of a couple of years ago. The aim of this paper is to show that the crude oil...