Before revision:  We propose to identify downward movements larger than the critical level , explainable as subject to the power law, as URLanized states, making allowance to explaining price descends smaller than the critical level, as a random walk with the Markov property.
After revision:  We propose to identify downward movements larger than the critical level apparently subject to the power law, as URLanized states, making allowance to explaining price descends smaller than the critical level, as a random walk with the Markov property.