Yan, Wanfeng; Woodard, Ryan; Sornette, Didier - 2010
of new models based on the Johansen-Ledoit-Sornette (JLS) model, which is a flexible tool to detect bubbles and predict … dynamics of a crash after a bubble. We test the models using data from three historical bubbles ending in crashes from … Shanghai Composite index 2009 crash. All results suggest that the new models perform very well in describing bubbles …