Xu, Haiyan; Zhang, ZhongXiang - Fondazione ENI Enrico Mattei (FEEM) - 2011
Crude oil prices have been fluctuating over time and by a large range. It is the disorganization of oil price series … that makes it difficult to deduce the changing trends of oil prices in the middle- and long-terms and predict their price … levels in the short-term. Following a price-state classification and state transition analysis of changing oil prices from …